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notation

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La valeur absolue 2008-02-09
Elodie pose la question :
que signifie la notation x entre 2 traits verticaux?
Claude Tardif lui répond.
Power notation 2020-04-26
Aditi pose la question :
The power notation of -1 / 128
Penny Nom lui répond.
A function problem 2019-12-12
akash pose la question :
if (2,1) is on the f(x), what is the coordinate of the corresponding point of -2(f(2x-6)+5?
Penny Nom lui répond.
Sigma notation 2019-12-04
Kenneth pose la question :

What would be used for the top and bottom indices for the sigma sign in my example shown below?
If the amounts were 1 + 2 + 3, the top index would be 3 and the bottom would be i = 1, but if the amounts are 1 + 2 + 4, or 1 + 0.05 + 1/3, what would the indices be since these amounts are in an uneven pattern.

I thank you for your reply and explanation


Harley Weston lui répond.
f(x + 2) 2019-02-26
a student pose la question :
How do you use f(x) = 3x+1 to determine the transformed function of f(x + 2)?
Penny Nom lui répond.
Function notation 2019-02-10
Paige pose la question :
What is the difference between f(x+2) and f(x)+2?
Penny Nom lui répond.
I was wondering what xy means. 2015-09-30
Eric pose la question :
I was wondering what xy means. My two things I think it means are the two digits of x and y or x times y. thanks for your time, Eric
Penny Nom lui répond.
Exponential notation 2014-11-27
Jaqui pose la question :
May sound super easy, but how would you SHOW that you simplified 3x3 to the power of 2 (the little 2)?

thank you!

Jaqui

Penny Nom lui répond.
What does y= f(x) actually mean? 2013-12-31
John pose la question :

I don't understand how to pick coordinates for y=f(x).

I took a look at your answer to a previous question here:

http://mathcentral.uregina.ca/QQ/database/QQ.09.00/monica2.html

What does y= f(x) actually mean?


Penny Nom lui répond.
Matrices 2013-11-10
Ricky pose la question :
Why must we have brackets around matrices. Why don't we just neatly write an array of entries cross-wise and up and down to indicate a particular matrix?
Chris Fisher lui répond.
Notation for the second derivative 2012-02-06
Shafira pose la question :
In all math textbooks, it is written that d/dx ( d/dx) (y)= d2y/dx2. Why do they write it as d2y/dx2, not as d2y/d2x2?
Robert Dawson lui répond.
What does 2xy mean? 2011-12-07
dana pose la question :
I don't know what is 2xy what does that mean? is it 2x+2y or 2x times y Please help! thank you for your time!! :)
Penny Nom lui répond.
Exponential form? 2011-08-30
Emily pose la question :
I have a 6th grader that needs to find out what is the exponential form of 461,885,811
Penny Nom lui répond.
Exponential form 2011-08-23
kiara pose la question :
The African bush elephant is the largest land animal and weighs about 8 tons . Write the amount in exponential form .
Robert Dawson lui répond.
Set notation 2011-01-10
Ron pose la question :
The question asked in a handout:

8k - 5 < 35, keI

I believe the answer to k is 5. But what does the k e(E) I mean in this?

Harley Weston lui répond.
(x+1)(x+2)(x+3)/(x+1)(x+2) 2010-05-19
Nazrul pose la question :
Simplify : (x+1)(x+2)(x+3)/(x+1)(x+2)
Which answer is correct:
(i) x+3
(ii) (x+2)^2(x+3)
Please help me.

Harley Weston lui répond.
divide the product of 'x' and '3y' by '2z' 2010-01-19
shradheya pose la question :
write all fall using variable ,number, and basic operation

1. divide the product of 'x' and '3y' by '2z'.

Penny Nom lui répond.
Exponential form 2009-08-31
cecil pose la question :
what is the exponent form 564000?
Stephen La Rocque and Harley Weston lui répond.
The area of a rectangle 2009-08-21
roxanne pose la question :
the dimensions of the rectangle: 3x length and 4x width. What is the area of the rectangle in square units?
Penny Nom lui répond.
2+6+12+20+30+42 2009-04-24
fredy pose la question :
what is the sigma notation for the series 2+6+12+20+30+42?
Stephen La Rocque lui répond.
Find the product of 2^35 and 5^38 in sci. notation. 2008-08-03
Peter pose la question :
I am preparing for a competition and a lot of the non-calculator problems are like find the product of 2^35 and 5^38 in sci. notation. How would you do that?
Penny Nom lui répond.
Sum of Digits 2008-07-24
Warren pose la question :
If 100^25-25 is written in decimal notation, what is the sum of digits?
Penny Nom lui répond.
Exponential form 2008-07-03
Kent pose la question :
How to write 8 365 005 106 in expanded and exponential form? May I request you also to explane how does it solve.
Stephen La Rocque lui répond.
Scientific notation 2008-06-11
ASTRID pose la question :
how can you solve the following problem...
the mean distance between the sun & plut0 is about 3,700,000,000 miles. write this distance in scientific notation?

Penny Nom lui répond.
Sigma notation 2008-01-06
jamelia pose la question :
what is this word problem in sigma style i am so lost at this point my first time ever attempting this subject 1+2+3+4+5
Penny Nom lui répond.
Exponential form 2007-11-30
Sasha pose la question :
How do I write the number 127398 in exponential for?
Penny Nom lui répond.
Exponential form: x^y 2007-06-22
Kishor pose la question :
whats the easy way to calculate X raised to Y where y is much greater than x.
Stephen La Rocque lui répond.
A thousand, is it M or K? 2007-05-01
Larry pose la question :
I have heard that Million is annotated as MM. But Ihave heard two answers for Thousands (K, M). Which is correct?
Penny Nom lui répond.
Scientific notation 2007-04-17
Cynthia pose la question :
Hi I was wondering if their was a shorter way to figure out this problem... The answer has to be in scientific notation.

A machine in a soft drink bottling factory caps 3 bottles per second.
How many bottles can it cap in 15 hours?
3,600 (forgot how I got that) multiplied by 15= 54,000
54,000 multiplied by 3 = 16,2000
answer 1.6times 10^5

Stephen La Rocque lui répond.
Scientific notation 2007-03-05
mackenzie pose la question :
How would you answer this question? Write 0.000661 in scientific notation?
Sara Ulmer lui répond.
y = 5 x - 3 2007-01-10
Richard pose la question :
Question is the function y = 5 x - 3 for the given value of x 7 , 1 or 4
Stephen La Rocque and Penny Nom lui répond.
Sigma notation 2006-12-05
Marie pose la question :
how do i get this in sigma notation...i only need an explanation 1^2 + (2+3)^2 + (4+5+6)^2 + (7+8+9+10)^2....
Penny Nom lui répond.
100, 000 or 100 000 2005-11-21
Jacqui pose la question :
I am a parent of a grade 6 student and need to confirm that commas are no longer used when writing numbers (the Canadian method). For example, how do you write one hundred thousand? 100, 000 or 100 000
Diane Hanson and Harley Weston lui répond.
The series from i=1 to n :ai 2004-08-18
Ken pose la question :
a.) Explain the difference between
the series from i=1 to n :ai
and the series j=1 to n :aj


b.) Explain the difference between
the series from i=1 to n:ai
and the series from i=1 to n :aj

Penny Nom lui répond.
The horizontal fraction bar 2004-05-27
Kashia pose la question :
What is the name of the bar that separates a numerator and that denominator?
Penny Nom lui répond.
Notation 2003-09-15
Kim pose la question :

Question:
i have a couple of questions

1. write in standard form
a)4x2x8 b) 5 to the power of 4

.
.
.

Penny Nom lui répond.
Scientific notation 2003-03-20
A student pose la question :
what is one millionth times one thousand in scientific notation.
Penny Nom lui répond.
Exponential notation 2002-10-19
Ivy pose la question :
I understand how to figure out for example 4 to the power of 3,what I don't understand is how to figure it out using both negative numbers and negative exponents,as an exaple -4 to the power of 6 and what makes this different that (-5) to the power of 7,please help me if you can.I am an adult taking correspondence and finding it quite frustrating.
Penny Nom lui répond.
Inequalities 2001-11-13
Pat pose la question :
When writing the solution to an inequality, why is the solution written in set notation? {x/ }
Penny Nom lui répond.
Exponential form 2001-06-06
A student pose la question :
Hello can u please answer my question what is the exponent form of 8x8x8x8
Penny Nom lui répond.
Repeating decimal notation 2000-12-31
Clarende Duby pose la question :
I have seen single repeating decimals for ex. 1/3 = 0.3 with the dot above the 3 to represent the repeating decimal. Then, there is the more common form of the bar over the top of the repeating number or group of numbers (called the period?). Which notation is correct?
Penny Nom lui répond.
Scientific notation 2000-12-12
Guy pose la question :
How do I express 1.000.000 in scientific notation?
Harley Weston lui répond.
Notation 1999-09-03
Judy Gray pose la question :
My name is Judy Gray. I guess the level on this would be about middle school, and I am an other!! I've been out of school for alot of years. I have a couple of questions, I guess.
  1. What does an equal (=) with a slash through it mean? I put intersects, but I think I'm wrong.

  2. What is the symbol of a small n? Only the symbol is wider. Example: If A = {1.2} B = {2,3} then what is A (n) B? Can you make sense out of that?

  3. What is the equation of the y-axis?

Penny Nom lui répond.
Scientific Notation 1998-10-07
R. Pierce pose la question :
Help! How do you express the following numbers in scientific(exponential)notation:0.00036 and 2998000000. I understand how to solve them if it was an equation, but this is confusing me. Please help me answer my questions. Thank you.
Harley Weston lui répond.
Repeating decimals 1996-09-09
Alice pose la question :
What is the line called that is placed over the decimal to show that it is infinitely repeating?
The Centralizer lui répond.
 
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