### Home > CCA2 > Chapter 8 > Lesson 8.3.2 > Problem 8-160

8-160.

The graphs of *y* = log_{2}(*x* − 1) and *y* = *x*^{3} − 4*x* intersect at two points: (2, 0) and approximately (1.1187, −3.075). Use that information to solve log_{2}(*x* − 1) = *x*^{3} − 4*x*. Homework Help ✎

Look at the *x*-values of the points.