`y = cos(a^3 + x^3)` Find the derivative of the function.

Textbook Question

Chapter 3, 3.4 - Problem 13 - Calculus: Early Transcendentals (7th Edition, James Stewart).
See all solutions for this textbook.

2 Answers | Add Yours

gsenviro's profile pic

gsenviro | College Teacher | (Level 1) Educator Emeritus

Posted on

`y' = d/dx cos(a^3 +x^3)`

`= -sin (a^3+x^3) *d/dx(x^3)`

`= -3x^2 sin(a^3+x^3)`

``Hope this helps.

Educator Approved

Educator Approved
balajia's profile pic

balajia | College Teacher | (Level 1) eNoter

Posted on

`y=cos(a^3+x^3)`

`y'=-sin(a^3+x^3).(3x^2)`

`y'=-3x^2sin(a^3+x^3)`

We’ve answered 318,996 questions. We can answer yours, too.

Ask a question