How do you solve 0.25^x-0.5=2?

1 Answer
Jul 15, 2016

x = -0.661

Explanation:

0.25^x = 2+0.5 = 2.5

xlog 0.25 = log2.5" take log of both sides"

x = (log2.5)/(log0.25)

x = -0.661 " 3 dp"