Finding Derivatives using Chain Rule (Example 1)

This video shows how to find derivatives applying chain rule.
Initial problem is the following: it's required to find the first derivative of the function h(x)=(2x^2+3)^10.

Math Help: Differential Calculus

[AssignmentExpert]

Yes, I really did. Lost it in the final answer, whereas the solution is still alright. Thanks for correcting me)

[patzillatv]

I think you forgot the ^9. I think it should be 40x (2x^2 +3) ^9.