Question

log81 x= -3/4
then x=?​

Answer 1

x is equal to 1/27

check the attached file of

Answer 2

ANSWER

X=9^-3/2

Explanation step -by-step

log 81 x=-3/4

x=(81) ^-3/4

x=(9^2) ^-3/4

x=9^-3/2

x=(3^2)^-3/2

x=3^-3

x=1/3^3

x=1/27.