### Home > A2C > Chapter 7 > Lesson 7.3.5 > Problem7-222

7-222.

Given that $log_{x} 2 = a,$ $log_{x} 5 = b$, and $log_{x} 7 = c$, write expressions using $a$, $b$, and/or $c$ for each log expression below.

1. $\operatorname{log}_{x} 10$

1. $\operatorname{log}_{x} 49$

1. $\operatorname{log}_{x} 50$

1. $\operatorname{log}_{x} 56$

See problem 7-189.