### Home > CCA2 > Chapter 12 > Lesson 12.2.3 > Problem 12-136

12-136.

Without using a calculator, solve these two problems from a college entrance exam. Homework Help ✎ If

*x*^{−4/3}+ 1 = 17, find*x*^{−1/3}.If log(

*A*) =*a*, find log().

Solve the first equation for *x*, then use that value to find the answer.

*a* − 2