### Home > CALC > Chapter 4 > Lesson 4.2.4 > Problem 4-90

4-90.

Differentiate. Homework Help ✎

sin(*x* − 5) is a horizontal shift of sin*x*. The slopes will shift with the points.

cos(*x* − 5)

Use the Power Rule.

Use the Power Rule.

You could expand first or... refer to the hint in part (a).