# Derivatives : Composite Function

Let f(x) = sin(2x + 1) and g(x) = x3 + 3 for all real x. Which of the following is equal to the derivative of the composite function f[g(x)]?

Â© BrainMass Inc. brainmass.com March 4, 2021, 6:10 pm ad1c9bdddfhttps://brainmass.com/math/derivatives/derivatives-composite-function-32628

#### Solution Summary

The derivative of a composite function is found.

$2.19