### Home > CALC > Chapter 5 > Lesson 5.2.3 > Problem 5-79

5-79.

Sometimes people make mistakes when differentiating using the Chain Rule. Explain the mistakes in the work below. Then write the correct derivatives. Homework Help ✎

*f*(*x*) = −5(6*x*^{4}− 1)^{10}+*π*

*f*′(*x*) = −50(24*x*^{3}− 1)^{9}*f*(*x*) = sin(*x*^{2}−*x*)

*f*′(*x*) = − cos(*x*^{2}−*x*)