### Home > CALC > Chapter 4 > Lesson 4.2.4 > Problem 4-87

4-87.

'Undo' the Power Rule.

Use your answer from part (a) to compute the integralon the interval from 2 to 4.

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See the hint from part (a).

Use your answer from part (c) to compute the integral on the interval from −2 to 2.

Remember that the integral of sin(*x*) is −cos(*x*) + *C*.

Use your answer from part (e) to compute the integral on the interval from −π to π