95 articles trouvés pour ce sujet.
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Factoring an interest formula |
2020-09-29 |
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Kenneth pose la question : Hello
P + Pr has a common factor of P so it can be expressed as P(1 + r) after the P is factored out..
How does the "P" get in front of (1 + r)?
P/P + Pr/P = 1 + r What step is used to show that P is added in front of (1 + r)?
I thank you for your reply. Harley Weston lui répond. |
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Factoring n^2+3n-270 |
2019-02-11 |
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Ashley pose la question : n^2+3n-270 Penny Nom lui répond. |
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Factoring a quadratic |
2018-04-02 |
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Billy pose la question : I need help factoring the following question:
4x(squared) -10x +16. Penny Nom lui répond. |
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Solve 3x^2-19x-14=0 for x |
2017-03-15 |
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nick pose la question : I'm an 8th grader and am quite confused with this equation:
3x^2-19x-14=0
The answer is:
-2/3 , 7
But I'm not sure how to solve for it. Penny Nom lui répond. |
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Factoring a trinomial |
2015-11-02 |
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Eric pose la question : 2v(squared) +11v +5 Penny Nom lui répond. |
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The product of a 2-digit number and a 3-digit number |
2015-02-06 |
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Nathaniel pose la question : The product of a 2-digit number and a 3-digit number is about 50 000 what are the products Penny Nom lui répond. |
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2x^2-2x+1=4x+1 |
2015-02-06 |
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Caitlyn pose la question : 2x^2-2x+1=4x+1 Penny Nom lui répond. |
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Factorise 15x + 15y |
2014-11-20 |
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Jordan pose la question : hi i saw a question in class today that i didn't understand and i didn't really understand what my teacher was going on about so how do you factorise 15x + 15y Robert Dawson and Penny Nom lui répond. |
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A factoring problem |
2014-10-05 |
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Gina pose la question : 3x^2+6x+3 Penny Nom lui répond. |
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Can 100r^2-81z^2 be factored? |
2013-12-08 |
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Rosa pose la question : Can 100r^2-81z^2 be factored? Penny Nom lui répond. |
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Factor |
2013-12-01 |
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Rosa pose la question : How do you factor 9x^2 - 12y^2? Penny Nom lui répond. |
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Factor x^6 - 64 |
2013-01-25 |
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Taylor pose la question : Hi, I am having trouble factoring x^6-64. Could you help me? Penny Nom lui répond. |
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Factor (6a^2-5a+1)(8a^2-6a+1)(12a^2-7a+1) |
2012-11-16 |
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bailey pose la question : Factorise f(a)=(6a^2-5a+1)(8a^2-6a+1)(12a^2-7a+1)
thus find [f(a)]^1/2 Penny Nom lui répond. |
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Factoring |
2012-09-10 |
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saravanan pose la question : Dear Sir ,
I felt difficulty solving the following problem . So please help me .
a+b+c=7
ab+bc+cd= 20
what is a^2+b^2+c^2 ? Lorraine Dame and Robert Dawson lui répond. |
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Factoring |
2012-04-26 |
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Amanda pose la question : y=x^2-9x Penny Nom lui répond. |
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Factoring a quadratic |
2012-03-13 |
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Makell pose la question : X^2 + 32x + 220 = 0 Penny Nom lui répond. |
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Expanding the size of a table |
2011-10-16 |
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Ericka pose la question : You are working as a carpenter in an industrial Shop. A customer came to you and inquired about the size of the table which would be fitted in her room. She informed you that she had already a 1.5 x 1m table in her room but she wanted to maximize the space by adding the same amount to is length and width. She is planning to occupy a 3 square meter place on her room for her to work comfortably. She is requesting you a written recommendation before she asked to make a table. What amount should be added to both sides to maximize a 3 square meter area? Penny Nom lui répond. |
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Factor 10x^2+17x-6 |
2011-03-03 |
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Jeff pose la question : Factor 10x^2+17x-6 with steps and explanation. Penny Nom lui répond. |
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Factoring with fractions |
2011-02-15 |
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Megan pose la question : Hi there,
I'm working on factoring polynomials but this question has me quite puzzled.. im a college student in my first year.
(x^2-a^2/xy)(xy/x+a) Penny Nom lui répond. |
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Factoring cubics and quartics |
2010-09-29 |
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Tori pose la question : How do you factor these types of questions:
* x^3 - 4x^2 - x + 4
*2x^3 - 3x^2 - 4x - 6
*x^4 - 15x^2 - 16 Robert Dawson lui répond. |
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A quartic equation |
2010-05-18 |
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Austin pose la question : Z^4-10z^2=-9 Penny Nom lui répond. |
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Factoring |
2010-01-08 |
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jim pose la question : i am having trouble with grade 12 factoring in general, i just do not understand it, please help! here is and example of a question:
12ac+28bc-3ad-7bd and it gets tougher from there like 7a(squared)-14ab+7b(squared) any help is greatly appreciated Stephen La Rocque lui répond. |
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Factoring |
2009-11-19 |
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danyelle pose la question : 81x^2+36x+4
factoring i dont understand it at all Robert Dawson lui répond. |
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Factoring |
2009-08-23 |
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Bj pose la question : Solve for x: 5x^2 - 35x = 0 Stephen La Rocque lui répond. |
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Factoring a quadratic |
2009-06-16 |
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Rebecca pose la question : solve the quadratic equation by factoring.
a) x(squared)+7x+10=0 Stephen La Rocque lui répond. |
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how do I factor 45 - 5x^2 |
2009-05-31 |
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tracey pose la question : how do I factor 45 - 5x^2 Penny Nom lui répond. |
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Factor 9x^2 + 6x + 4 |
2008-11-21 |
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Jonah pose la question : how can i solve this by factoring: 9x^2 + 6x + 4 Harley Weston lui répond. |
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Real and imaginary zeros |
2008-11-12 |
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David pose la question : Find all the real and imaginary zeros for each polynomial. Factor each polynomial. Leave factors with imaginary zeros in quadratic form.
h(x)= x^5 +2x^4 - 10x^3 -20x^2 +9x + 18 Harley Weston lui répond. |
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Factor completely |
2008-10-22 |
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Monica pose la question : I have to factor the following two items completely, but I am lost. I've tried factoring by substitution and grouping but they don't seem to work:
1. 5(w-3z) -10(w-3z)=
2. ab-21+a3-b7= Penny Nom lui répond. |
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Simplifying Algebraic Expressions |
2008-08-22 |
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Jacky pose la question : x^2-y^2+4x+4y Penny Nom lui répond. |
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Factoring x^2 + 729 |
2008-08-19 |
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peter pose la question : hello I,am having trouble factorising a polynomial into polynomial factors
with real coefficients please can you help the polynomial is x^2+729 Harley Weston lui répond. |
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(9x^2-4)/(3x^2-5x+2) * (9x^4 - 6x^3 +4x^2)/(27x^4+8x) |
2008-04-29 |
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Jonathon pose la question : I don't remember how to solve an equation in the form of the following:
(9x^2-4)/(3x^2-5x+2) * (9x^4 - 6x^3 +4x^2)/(27x^4+8x) = Stephen La Rocque lui répond. |
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Factor x^6-5x^3+25 |
2008-03-11 |
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jacob pose la question : how do you factor equations for algebra 2
x^6-5x^3+25 Harley Weston lui répond. |
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The dimensions of a rectangle |
2008-03-06 |
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Julie pose la question : Find the dimensions of a rectangle with an area of 400. Width x ft.
Length (2x-7)ft. Stephen La Rocque and Penny Nom lui répond. |
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5x^2 - 45 |
2008-02-11 |
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Tiana pose la question : factor:
5x^2 - 45 Stephen La Rocque lui répond. |
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Factoring x^2 + 25 |
2008-01-04 |
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Geri pose la question : what does x squared plus twenty five factor out to? Penny Nom lui répond. |
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8^2+64^2 |
2007-11-12 |
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Daniel pose la question : I am having trouble factoring equations like 8^2+64^2, I just don't know
the correct steps to get the answer. Penny Nom lui répond. |
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Factoring quadratics |
2007-10-09 |
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Abbie pose la question : I have two problems same topic. I belive they cannot be factored but i want to make sure.
x2+6x-40
x2-20x+99 Penny Nom lui répond. |
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Can you solve this by factoring? 10r^2 - 35r = 10 |
2007-08-12 |
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Aranxa pose la question : how do u solve this equation by factoring:
10r^2 - 35r = 10 Stephen La Rocque lui répond. |
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Simplifying a quartic rational expression using long division |
2007-06-14 |
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Megan pose la question : x+2/12x^4+17x^3+0x^2+8x-40= Stephen La Rocque and Penny Nom lui répond. |
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Factoring by grouping |
2007-04-13 |
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vincent pose la question : How would you factor
the number in ( ) are exponents
2b(3)+3a(3)+3ab(2)+2a(2)b =
and
4b4b(3)+a(2)b - 4a - ab(4) = Haley Ess lui répond. |
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Factoring polynomials |
2007-02-14 |
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Joe pose la question : I am in the eighth grade, and we are learning the equivalent of Algebra 2. I have no ides how to factor (x-2)(x^2-1)-6x-6 You help is most aprreciated. Thank you! Joe Stephen La Rocque lui répond. |
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Factoring m^4-9^n |
2006-12-07 |
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Josh pose la question : I can not figure out how to completely factor m^4-9^n. Penny Nom lui répond. |
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How do I factor 10x^2 + 17x + 6? |
2006-11-21 |
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Sheldon pose la question : How do I factor 10x^2 + 17x + 6? Penny Nom lui répond. |
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How do i factor x^3 - 6x^2 + 8x |
2006-09-10 |
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Lauren pose la question :
how do i factor
x3 - 6x2 + 8x
Stephen La Rocque lui répond. |
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Factor |
2006-03-08 |
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Brad pose la question : Factor:
x3 + 64m3 and 125p3 - q6 Penny Nom lui répond. |
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5x^2 - 27x - 18 |
2006-01-13 |
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Katy pose la question : How would you factor 5x2 - 27x - 18? Penny Nom lui répond. |
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3x^4 - 81 |
2006-01-02 |
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Julio pose la question : How can I factor the following?:
3x4 - 81 Penny Nom lui répond. |
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Factoring quartics |
2005-11-13 |
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Kyle pose la question : How do I factor y4 + y2 +1?? I think the answer is (y2 + y + 1)(y2 - y + 1), but I'm not sure how to get that... Chris Fisher lui répond. |
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Factoring |
2005-10-30 |
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A student pose la question : Factor 18x3 y3 + 12xy2 Penny Nom lui répond. |
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A quadratic |
2005-09-06 |
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Ginger pose la question : I took a pre alg test today. There was a question on it that I am not sure and is bothering me. Can you tell me the answer?
x square + 13 + 14
Factor this Penny Nom lui répond. |
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Which number is greater? |
2005-08-18 |
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Dante pose la question : Which number is greater: 888....88 X 333...33 or 444.......44 x 666........67 (each of the numbers has 1989 digits)? Claude Tardif lui répond. |
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Factoring |
2005-05-20 |
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Abraham pose la question : Can you please explain to me how to factor completely the following problem:
(sqrt(x+1))-((x2+2x+1)( -7/4)). Penny Nom lui répond. |
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16x^2+20x-12x-15 |
2005-05-03 |
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Tanya pose la question : how they got (4x+5)(4x-5) from
16x2+20x-12x-15=4x(4x+5)-3(4x+5)=(4x+5)(4x-5) Penny Nom lui répond. |
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"a" cubed minus "b" cubed |
2004-12-02 |
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Denise pose la question : "a"cubed minus "b"cubed equal (a-b) times
("a"squared plus "ab" plus "b"squared)?
I know this is a formula, but why is it true? Penny lui répond. |
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Solving quadratics |
2004-11-20 |
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Aaron pose la question : Can you solve the following equation (quote the value of x,y and t to 3 sig figs)
((i have changed figures so that i can work through my own example))
x2 + x - 6 = 0
5y2 +19y = 3
10cos2 t + 3cos t = 4 Penny Nom lui répond. |
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Factoring |
2004-11-09 |
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Rise pose la question : Q1: a2 + 5a + 6
I didn't really understand the purpose of the teacher's steps, but was able to get my daughter to find factors of 6 and then add them together to find which resulted in the sum of 5.
Unfortunately, this problem-solving technique did not help us to solve for the more complex problems as follows:
Q2: 9a3 - 24a2 + 12a Penny Nom lui répond. |
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Multiplying two algebraic fractions |
2004-10-31 |
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A parent pose la question : Multiply:
x+2 x²-4
----- x -------
x-2 x²+x-2 Harley Weston lui répond. |
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sin^2x-5sinx-3=0 |
2004-08-02 |
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Kerri pose la question : hey my name is kerri i'm a college students and i was wondering if you could help in with this problems
sin^2x-5sinx-3=0 Penny Nom lui répond. |
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Factoring |
2004-07-28 |
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Nicole pose la question : Can 4x2 + 19x + 12 be factored? i have tried but i cannot figure it out. Is there a way to find out if it cannot be factored before i try to work out the problem? Penny Nom lui répond. |
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Factoring |
2004-07-19 |
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A student pose la question : Factor completely:
3x3 - 24y3
54x6 + 16y3
16xy - 4x - 4y - 1
0.09x2 - 0.16y2 Penny Nom lui répond. |
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Solving some quadratic equations |
2004-07-15 |
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A student pose la question : Could you please solve the following for x
x2+6=5x
x2+16=8x
2x+21=3x2 Penny Nom lui répond. |
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Factoring integers |
2004-07-02 |
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A student pose la question : After looking at all the info I could get about NFS, I still have some questions that are unsolved:
First of all: If someone found an algorithm that has a worst case running time of N*Log(N) to factor an integer n into his divisors, would it be quicker or slower then the number field sieve algorithm?
secondly, what exactly is the time complexity of the Number Field Sieve algorithm, if I would factor an integer n? Claude Tardif lui répond. |
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Factoring |
2004-04-27 |
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Bipin pose la question : FACTORISE:
a to the power of 6 + b to the power of 6 Penny Nom lui répond. |
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Some factoring problems |
2004-04-15 |
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KJ pose la question : Factor these:
x3+125 -----> (x+5)3
8x3-27 -----> (?)
x2+36 -----> (x+6)2
x4-5x2+4 --> (?) Penny Nom lui répond. |
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Factoring x^2 + 5x + 4 |
2004-03-14 |
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Keenan pose la question : how do I factor x^+5X+4? Penny Nom lui répond. |
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Factoring expressions |
2004-01-03 |
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A student pose la question :
I'm having trouble factoring expressions that aren't monic. I can do things like
x2-9x+8, but problems like 12x2+5x-3 have me stumped.
I also have a question about factoring out common factors. In a problem like
x2-18x+81, wouldn't you divide by 9? But what happens to the x2, is it x2/9? Penny Nom lui répond. |
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Factoring in |
2003-12-16 |
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Priscilla pose la question : How can you use solving by factoring in real life applications? Harley Weston lui répond. |
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Factoring |
2003-02-04 |
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Marcin pose la question : I am having a really hard time with the factor theorem. Can you please help me with the following? (a'3 means a to the exponent 3)
a)8a'3+64b'3c'6 b)8x'4-12x'3-44x'2+24x c)x'4-21x'2-100
Penny Nom lui répond. |
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Factoring a trinomial |
2003-01-26 |
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A student pose la question : how do you factor: Xsquared + 8x + 12 Penny Nom lui répond. |
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Factoring |
2002-12-11 |
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Larry pose la question : Question:
how do u factor trinonmials
EX: X 3 + Y 3
X 3 - 8Y 3
8X 2 - 72
64A 3 - 125B 6 Penny Nom lui répond. |
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Factoring a cubic |
2002-12-05 |
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Dorota pose la question : I got a problem with factorise the expression 2x3+11x2-5x-50. Penny Nom lui répond. |
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24x^4 + 3x |
2002-03-18 |
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gary pose la question : 24x 4 + 3x Penny Nom lui répond. |
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4x(2x-1)+(2x-1)2 |
2001-09-17 |
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Nick pose la question : how do u solve 4x(2x-1)+(2x-1)2 Penny Nom lui répond. |
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A factoring problem |
2001-06-14 |
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A student pose la question : What is the factoring of x squared -7+6 equal Penny Nom lui répond. |
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25 y^2 + 20 y z - 4 z^2 |
2001-05-15 |
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Kimmy pose la question : i don't know how to factor the trinomial 25y2 + 20yz - 4z2. I can get it, but i get messed up on getting the minus 4 at the end. all i get is a plus 4. Can it even be factored. Penny Nom lui répond. |
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Factoring |
2001-03-22 |
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Kaleena pose la question : Factor this equation: 5x7-10x5+4x3-8x Harley Weston lui répond. |
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Difference of squares |
2001-02-20 |
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Janna pose la question : Hi! I was just wondering how you would factor x2 - 9y2. Harley Weston lui répond. |
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Factoring |
2001-01-24 |
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Danielle pose la question : 4(x+1)2+y(x+1) Penny Nom lui répond. |
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Factoring a trinomial |
2001-01-24 |
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Kyle pose la question : I am an eighth grade student.I can not figure out the following problem. 4x2 + 2x - 20 Leeanne Boehm lui répond. |
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Factoring (u-v)3+v-u |
2000-12-15 |
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A parent pose la question : I am a middle school teacher and a parent. I am snowed in and trying to help my 9th grader get ready for 9 weeks exams. I have tried to factor this problem to no avail. (u-v)^3+v-u. I have the answer but I need to know how it is done. Penny Nom lui répond. |
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Factoring a cubic |
2000-10-31 |
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A student pose la question : Factor Completely 18p3 - 51p2 - 135p Paul Betts and Penny Nom lui répond. |
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Factoring |
2000-09-12 |
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Melissa pose la question : I would like you to help me factor (x 6-y 6) & (a+b)2+3(a+b)-4 Penny Nom lui répond. |
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Roots of x^2 + 22 x + 112 |
2000-09-07 |
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Brian R. pose la question : I need to find the root of the quadratic equation of a square. The problem is x2 + 22x + 112 = 0. Penny Nom lui répond. |
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Factoring trinomials that are squared |
2000-04-17 |
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A student pose la question : I have a question that I really need an answer to. I need help with factoring trinomials that are squared. Penny Nom lui répond. |
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Factoring, primes, GCF and LCM |
2000-02-27 |
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Ruth Kroek pose la question : My son is in grade seven, he has to do a Factoring Booklet the areas covered are: - Prime #'s
- Composite #'s
- Rainbow Factoring
- Finding Multiples (consecutive multiples)
- Finding GCF of 2-3 numbers uning Rainbow factoring
- Finding LCM of 2 numbers using consecutive multiples
- prime factor trees
- prime factor ladders
- finding GCF of 2 numbers using Prime number Method
Although his text 'Math Power' gives some information, we are at a loss .. Penny Nom lui répond. |
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Factoring by graphing |
2000-01-11 |
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Dylan Kirkwood pose la question : How can you factor a quadratic equation by graphing it? Penny Nom lui répond. |
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Factoring ^6 |
2000-01-03 |
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Athena pose la question :
my name is Athena and I have a question on factoring: how would you figure this out: (x6-y6) and (x6+y6) Penny Nom lui répond. |
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Common factors |
1999-10-06 |
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Tommygirl98 pose la question : Ok I have a question about common factoring I'm not to sure if you could help me but it's worth a try here it goes. Ok I have a test on Friday and i'm having trouble understanding how to do it here's an example, Factor, -10 + 2b how do you do it and what do they mean by factor? Penny Nom lui répond. |
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Using Factoring in Problem Solving |
1999-09-09 |
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Lori pose la question : I have a problem with a problem. The Problem is....The sum of the squares of two consecutive positive even integers is 340. Find the integers. Penny Nom lui répond. |
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A difference of squares problem. |
1999-07-24 |
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Michael and Stephanie Bixler pose la question : If you have the equation x= n2 - m2 (ie 40= 72-32= 49-9) x must = a positive number 1) which squared numbers work as n and m 2) how does it work 3) if my teacher gave me the number for x; how could I figure out this problem Harley Weston lui répond. |
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Factoring |
1999-03-30 |
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Maggie Stephens pose la question : I don't know anything about factoring would you plese help me. 3x4 - 48 54x6 + 16y3 125-8x3 12x2 - 36x + 27 9 - 81x2 a3 + b3c3 I would greatly appreciate any help you can give me thanks. Jack LeSage lui répond. |
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Factoring polynomials |
1999-03-29 |
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Karen pose la question : I have been unable to factorise a polynomial equation and was wondering if you could please help. It is level (10-12) maths. The polynomial is x3 + x2 - 24x + 36 I have tried a few factorisation methods such as foctorisation by grouping but it won't work this polynomial. Please help. Jeff Walters and Jack LeSage lui répond. |
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Factoring |
1999-03-08 |
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L. Sivad pose la question : Question: m2+6m+9-n2 Penny Nom lui répond. |
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Difference of squares |
1998-06-23 |
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Kristen Smelsky pose la question : Solve the following using a difference of squares: 4x(squared) minus 4xy plus y(squared) minus m(squared) plus 2m minus 1 Penny Nom lui répond. |
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