### Home > CALC > Chapter 4 > Lesson 4.3.1 > Problem 4-98

4-98.

Examine the following integrals. Consider the multiple tools available for evaluating integrals and use the best strategy for each. After evaluating the integral, write a short description of your method.

To make this problem quicker to solve, remember that

is an even function.

Notice that this is an indefinite integral. Don't forget the

.

(Euler's number) and the derivative of ln is .

Think! Trig identity. Simplify the integrand before you integrate.