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Questions Answered

ksaimouli:
I am confused of T,N,B and which one is perpendicular and parallel
 updated one month ago
 15 replies
 1 Medal
Mathematics

amrita000:
8(4q5)7q=5(5q8). Is the answer infinity or zero?
 updated one month ago
 6 replies
 No Medals Yet
Mathematics

hhelpplzzzz:
Medal 4 help
An exterior angle of a regular polygon measures 30 degrees. What is the measure of an interior angle?
…
 updated one month ago
 3 replies
 1 Medal
Mathematics

trollface:
please help with functions
 updated 3 months ago
 1 reply
 1 Medal
Mathematics

ahmedabdul120603:
Plz help
Find the length of the arc of the parabola x^2=8y from x=0 and x=4
Waiting ASAP
…
 updated 4 months ago
 1 reply
 No Medals Yet
Mathematics

Rohan28:
IF
\[4\sin+4\cos=0\]
THEN FIND OTHER TRIGONOMETRIC RATIOS.
 updated 6 months ago
 5 replies
 No Medals Yet
Mathematics

mathsnerd101:
calculus question
 updated 6 months ago
 25 replies
 1 Medal
Mathematics

KatClaire:
use an appropriate method to evaluate the limit, if it exists, of each of the following sequences {ai}, If it is divergent explain why
 updated 6 months ago
 3 replies
 No Medals Yet
Mathematics

KatClaire:
how that each of the following sequences {ai} is monotonic(or has a monotonic tail) and is bounded, and therefore converges by the Bounded M…
 updated 6 months ago
 7 replies
 1 Medal
Mathematics

Meepi:
Let \(G=\left{z\in\mathbb{C}z^n=1\text{ for some }n\in\mathbb{Z}^+\right}\). Prove that for any fixed integer \(k > 1\) the map from G to i…
 updated 6 months ago
 7 replies
 1 Medal
Mathematics

infinite:
Find the values of x for which the series converges, and for these values find its sum.
x  x^3 + x^5  x^7 + x^9  ...
 updated 6 months ago
 8 replies
 2 Medals
Mathematics

RolyPoly:
If a function f(x,y) is not continuous at the point (a,b), will it be possible that \(\frac{\partial}{\partial x}\)f(x,y) is continous at (a…
 updated 6 months ago
 4 replies
 No Medals Yet
Mathematics

scofflawxx:
How do you set up a formula for this?  Assume that the cities lie on the same northsouth line and that the radius of the earth is 6400 km…
 updated 7 months ago
 7 replies
 1 Medal
Mathematics

hanifah:
Tough Calc Question:
Let r>0. The equations below parametrize an astroid
…
 updated 7 months ago
 3 replies
 1 Medal
Mathematics

kantalope:
Diff Eq. Bernoulli: x^2y' + 2xy =5y^4
 updated 7 months ago
 15 replies
 1 Medal
Mathematics

Teinis:
How do I find the arguement of z, when z=(1+(sqrt3)i)^m?
 updated 7 months ago
 41 replies
 2 Medals
Mathematics

Yahoo!:
\[\int\limits_{}^{} \frac{ e^x (1+x^2)dx }{ (1+x)^2 }\]
 updated 7 months ago
 13 replies
 1 Medal
Mathematics

cam123:
Let S be a square, let M and N be the midpoints of two adjacent sides, and V be the corner of the square that is opposite both M and N. Let …
 updated 7 months ago
 9 replies
 1 Medal
Mathematics

nincompoop:
Prove for fun 
 updated 7 months ago
 21 replies
 2 Medals
Mathematics

saifpirjade:
If : 2 + 6 + 10 + 14 + 18 + 22 + 26 + 30 + 34 + 38 = 200, Then, Add any Five numbers and get 100..
 updated 7 months ago
 30 replies
 1 Medal
Mathematics

msingh:
PLSE CHECK IF I HAVE DONE OR WRONG
 updated 8 months ago
 12 replies
 1 Medal
Mathematics

Ankitha007:
integration of (x^21)/(x^2+1)(x^4+1)^1/2 HELP!!
…
 updated 8 months ago
 25 replies
 6 Medals
Mathematics

msingh:
solve
 updated 8 months ago
 20 replies
 1 Medal
Mathematics

UnkleRhaukus:
Solve the autonomous differential equation. (independent variable is absent)
\[\frac{\mathrm d^2y}{\mathrm dx^2}+n^2y=0\]
 updated 8 months ago
 41 replies
 No Medals Yet
Mathematics

Littlebird:
Solve (x^2(x2))^3/sqrt(x+4)
 updated 8 months ago
 15 replies
 1 Medal
Mathematics

yummydum:
if \(f(x)=ln~x\) and \(g(x)=9x^2\), what is the domain of the \(f(g(x))\)?
 updated 8 months ago
 66 replies
 3 Medals
Mathematics

kalyzza123:
Answer these and get metal and fan!
1)Which of the following is greatest?
…
 updated 8 months ago
 12 replies
 2 Medals
Mathematics

marielurky:
Find a function for finding the maximum area if 100m of fencing is used to enclose a rectangular yard.
Picture: http://oi39.tinypic.com/2…
 updated 8 months ago
 2 replies
 1 Medal
Mathematics

blueocean18:
1 + cos(6x) = _____?
 updated 8 months ago
 4 replies
 1 Medal
Mathematics

noella:
find all integers k such that trinimial can be factored over the integers 3x squared +kx5
 updated 8 months ago
 3 replies
 No Medals Yet
Mathematics
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