### Home > CALC > Chapter 4 > Lesson 4.4.1 > Problem4-124

4-124.

The area under the curve $f(x)$ can be found using the function $F(x) = 3(x-4)^3 + 6$ . What is $f(x)$? Explain how this is an application of the Fundamental Theorem of Calculus.

Expand $F(x)$ before antidifferentiating.