Saturday

April 19, 2014

April 19, 2014

Posted by **Tom** on Monday, March 5, 2012 at 4:39pm.

thanks for your help

- Math -
**MathMate**, Monday, March 5, 2012 at 5:12pmHints:

Use the quotient rule:

d(u/v)=(vdu-udv)/v^2

set

u=sin(x) du/dx=cos(x)

v=cos(x) dv/dx=-sin(x)

and

finally use the identity

sec(x)=1/cos(x)

**Related Questions**

calculus - Could someone check my reasoning? thanx Find the derivative of the ...

calculus - Hello. I need help finding the open intervals of this equation: f(x)=...

calculus - Hello. I need help finding the open intervals of this equation: f(x)=...

Math - Hello I need help for derivative this function: ( x² - 3x + 2) / ( x² + x...

Math - derivative of sinusoidal (check) - a) Find a function y=f(x) that ...

calculus - Differentiate both sides of the double angle identify sin 2x= 2 sin x...

Calculus I - Find the derivative of f(x) = sin^2 (e^sin^2 x) I wonder if I'm ...

Quantum mechanics, eigenfunctions! - Determine if the function sin(x)*e^(ax) ...

calc - i did this problem and it isn't working out, so i think i'm either making...

Derivative - what is the derivative of sin(x^(1/2)) and (sin(x))^(1/2)? Is there...