### Home > CALC > Chapter 6 > Lesson 6.4.1 > Problem 6-125

6-125.

Visualize the graph of this integrand.

if *f*(*x*) = ln*x*

then *F*(*x*) = *x*ln*x* − *x* + *C*

Think! Reciprocal trig functions...

Think! Inverse trig functions...

Before you integrate, rewrite the integrand as an exponential expression.