### Home > CALC > Chapter 6 > Lesson 6.2.1 > Problem 6-61

6-61.

Think! What function has a derivative of *y* = csc²*x*? Be mindful about positive and negative signs.

Before you integrate, expand the integrand.

Use your calculator. (Unless you know what the antiderivative of *y* = tan*x* is).

Continue to simplify the integrand, and then evaluate.