# How do you calculate the fourth derivative of #f(x)=2x^4+3sin2x+(2x+1)^4#?

##### 1 Answer

Jul 11, 2016

#### Explanation:

Application of the chain rule makes this problem easy, though it still requires some legwork to get to the answer:

Note that the last step allowed us to substantially simplify the equation, making the final derivative much easier: