Friday

December 19, 2014

December 19, 2014

Posted by **Rachel :)** on Friday, February 12, 2010 at 9:40pm.

Find the derivative of f when

f(x) = 5 tan^-1 (e^-x) + 6e^x

- calculus -
**bobpursley**, Friday, February 12, 2010 at 9:47pmf'= 5 (1/(1+e^-x) * (-e^-x) + 6e^x

= -5/(e^x+1) + 6e^x

check that.

**Answer this Question**

**Related Questions**

Calculus : Derivative - If tan^-1(x^2-y^2/x^2+y^2) = a, prove that dy/dx = x(1...

Maths Calculus Derivatives - Find the first derivative for the following ...

calculus - Please find the Derivative of the function y =sec^2x + tan^2x

Calculus - find the derivative: d/dx int_a to x (a being the upper limit) of tan...

Calculus - Find the derivative of (sin(^3)x)(tan x) Please explain to me in ...

calculus - find dy/dx y=ln (secx + tanx) Let u= secx + tan x dy/dx= 1/u * du/dx ...

Calculus 1A - I am trying to find: dy/dx for y = sec(tan x) I have the answer, ...

Calc - intergral of (x^3 -4x + 3)/(2x) dx would this be ln abs(x^3-4x+3) + C? I ...

Calculus - How do you find the derivative of y=tan^2(x^4)?

calculus - find the derivative for y= (tan^-1)e^x