Challenge 1: Compute log1/4 (32^-18).

Question

The 1/4 is the small number under the log.

Answer 1

let log_1/4 32^-18 = x

(1/4)^x = 32^-18
(2^-2)^x = (2^5)^-18
2^(-2x) = 2^-90
-2x = -90
x = 45