17 articles trouvés pour ce sujet.
|
|
|
|
|
|
|
|
Solve sinX=0.703X for X |
2018-03-13 |
|
PARAM pose la question : sinX=0.703X Penny Nom lui répond. |
|
|
|
|
|
The height of a parabolic arc |
2015-12-30 |
|
Tom pose la question : Is there an algebraic means to determine the highest point of a parabolic arc if the base and perimeter are known? Penny Nom lui répond. |
|
|
|
|
|
The positive root of sin(x) = x^2 |
2015-12-13 |
|
Kemboi pose la question : Find the positive root of the equation sin(x) = x^2 Penny Nom lui répond. |
|
|
|
|
|
x - 2 Sin[x] = 0 |
2014-05-08 |
|
chanmy pose la question : please help me to sole this equation x - 2 Sin[x] = 0,thank you Penny Nom lui répond. |
|
|
|
|
|
n log n = 36 * 10 ^ 12 |
2013-11-12 |
|
shihab pose la question : How to find value of n in this equation :
n log n = 36 * 10 ^ 12 Penny Nom lui répond. |
|
|
|
|
|
Sinx=logx+x^2 |
2012-11-28 |
|
yasmin pose la question : Sinx=logx+x^2 Harley Weston lui répond. |
|
|
|
|
|
Using Newton's Method to find a root |
2012-04-09 |
|
Nancy pose la question : Use Newton's method to find the real root function, accurate to five decimal places
f(x) = x^5+2x^2+3 Penny Nom lui répond. |
|
|
|
|
|
A logarithmic equation |
2010-09-08 |
|
Rohit pose la question : x^2 + k*ln(x) - c - k = 0
Where k and c are constants. Penny Nom lui répond. |
|
|
|
|
|
Arc length and Chord length |
2010-03-13 |
|
Darryl pose la question : Is there a formula to determine the chord length of an arc knowing only the arc length and the arc depth (sagitta)? I know you can't find the radius with only these two inputs, but can you find the chord length? Harley Weston lui répond. |
|
|
|
|
|
541.39(1 + i)^15 = 784.09 |
2009-10-14 |
|
Fitore pose la question : Hi, I noticed that this question was already posted up, however I was hoping I could solve it without having to use logs. Can you please help me? The equation is:
541.39(1 + i)^15 = 784.09 Penny Nom lui répond. |
|
|
|
|
|
Find the central angle |
2009-08-18 |
|
Larissa pose la question : In a circle, the length of a chord AB is 4 cm and the length of the arc AB is 5 cm. Find the central angle theta, in radians, correct to four decimal places. Then give the answer to the nearest degree. I think I'm supposed to use Newton's method, but am not sure how to start with this problem. Harley Weston lui répond. |
|
|
|
|
|
How would one find the radius? |
2007-12-29 |
|
Ned pose la question : Given an arc with length of 192 inches (don't know chord length),
and arc height of 6 inches, how would one find the radius? Stephen La Rocque and Harley Weston lui répond. |
|
|
|
|
|
Solve sin(x)=x^2-x |
2007-12-11 |
|
ming pose la question : is there anyway you can solve
sin(x)=x^2-x without a calculator? Stephen La Rocque lui répond. |
|
|
|
|
|
The area of a sector and a triangle |
2006-06-23 |
|
Howard pose la question : I thought of the following problem which is similar but much simpler than the tethered goat problem: What is the angle(it is more illustrative in degrees)of arc of a unit circle so that the area between the chord it subtends and the arc length is equal to the area of the triangle with opposite side the subtended chord. Stephen La Rocque and Penny Nom lui répond. |
|
|
|
|
|
The interior angles of a right triangle |
2006-05-20 |
|
Greg pose la question : I am wondering if there is a way to figure out the interior angles of a right triangle if we know ONLY the side lengths, and the trick is, we CANNOT use arctangent! Leeanne Boehm and Penny Nom lui répond. |
|
|
|
|
|
Square roots and inequalities |
2004-10-25 |
|
Waheed pose la question : Q1. What is the simplest way of finding a square root of any number using just a pen and paper? (I am asking this question because I browsed a few sites a didn't find any method that is simpler than the one I use. so I am just curious.)
Q2. Is it possible that you take an equation and turn it into an inequality by performing same mathematical operations on both sides? Claude Tardif and Penny Nom lui répond. |
|
|
|
|
|
Solving x - sin(x) = constant |
2000-12-29 |
|
Keith Roble pose la question : If x is in radians, how do you solve for x, where: x-sin(x) = constant? Harley Weston lui répond. |
|
|