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find the integral 1/ (x* e^x ) dx

solve for the integral....dx/xsqrt(9-4x^2)

solve for the integral.......cos(x)sqrt(1-cos(x)) in respects to x, lower bound is o and upper bound is pi/2

find the integral of (dx)/(x^7-x)

∫sin(x)cos(x) dx   1. substitution where u=sin(x) 2. substitution where u=cos(x) 3 .integration by parts 4. using the identity sin(2x)=2sin(x)cos(x)

I'm not asking what it does, and I'm not looking for "tan(angle)=opposite leg/adjacent leg". I'm asking what the actual function is. For instance, using degrees (not radians) tan(22.5)=20...

∫   -2 dq              (cos-1q)√(1-q2)

How to find integral of ∫73√x is there a way you can explain

Can you help me in calculating the integral>   I= dx/sinx(2+cosx-2sinx)    I could really use the help. Thanks to everyone!

Need help on     ∫1/(1-Χ²)    from -√2/2       to   +√2/2

Find the improper integral of dx/x^5 from 1 to infinity. Answer: 1/4

Find ∫ (sin(6x))2(cos(6x))2 dx.

int {1/(x^2 Sqrt[1 - b^2/x^2 + (k/E) (exp[-2 a (x - c)] - 2 exp[-a (x - c)])])} dx   a,b,c,E,k are parameters

Se^(3x)cos(2x)dx  S=Integral

A problem I am dealing with is finding the Definite Integral, from 1 to 2, of (4x^3 – 3x^2) dx: I understand that you integrate, Plug in upper limit then subtract lower limit. my answer comes...

Find a formula involving integrals for a particular solution of y'''-y"+y'-y=g(t). Answer: Y(t)=(1/2)∫(from to to t) [e^(t-s)-sin(t-s)-cos(t-s)]g(s)ds

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Evaluate the double integral from 0 to 1 and x^2 to 1 of (x^3)(sin(y^3)) dy dx by reversing the order of integration. I know how to solve the integral, I just don't know how to set up the new...

int; integral sign Find int (bottom: -3 top: -5.5) (8*f(x)-9)dx when int (bottom:-5.5 top:-3) f(x)dx = -2 Also; let int (bottom: -8 top: -0.5) f(x)dx =8 int (bottom: -8 top: -5.5)...