answersLogoWhite

0

3^(-2x + 2) = 81?

log(3^(-2x + 2)) = log(81)

(-2x+2)log(3) = log(81)

-2x = log(81)/log(3) - 2

x = (-1/2)(log(81)/log(3)) + 1

User Avatar

Wiki User

13y ago

What else can I help you with?