Homework Help: calculus

Posted by tim on Wednesday, November 14, 2012 at 1:10am.

okay i need to find the derivative of

f(x)=cosπ(x^2)

and if you could show steps it would be GREATLY appreciated. thank you so much!

calculus - Bosnian, Wednesday, November 14, 2012 at 1:34am
Go on :

calc101 dot com

When page be open click option :

derivatives

When page be open type your function and clik option :

DO IT

You will see solution step-by-step

Remark :

If expresion for f(x) mean :

cos pi* ( x ^ 2 )

type :

cos[pi]*x^2

If expresion for f(x) mean :

cos ( pi * x ^ 2 )

type :

cos[pi*x^2]
calculus - Reiny, Wednesday, November 14, 2012 at 10:11am
I read that as
y = cos (πx^2)

dy/dx = - sin(πx^2) (2πx)
= -2πx sin(πx^2)

Answer this Question

Related Questions

calculus - okay i need to find the derivative of f(x)=πsin2x and f(x)=...
Trig Help! - Question: Trying to find cos π/12, if cos π/6 = ...
Math - Evaluate *Note - We have to find the exact value of these. That I know to...
Math integrals - What is the indefinite integral of ∫ [sin (&#960...
Instantaneous rate of change - Please help.. Joe is investigating the rate of ...
calculus - really stuck on these two, steps would be greatly appreciated. gotta ...
Calculus - y = √3x + 2 cos(x), 0 ≤ x < 2π ...
Precalculus - Use one of the identities cos(t + 2πk) = cos t or sin(t...
Math derivatives - What is the derivative of: a) cos(3x) b) π/x I did (...
calculus - how do you find the derivative of (X^2(2+x^1/2))/x^4. I'm ...

For Further Reading

First Name:
School Subject:
Answer: