Question

if the directions say to Use logarithms to solve each equation and the problem is 9^x=45 how do i set it up and solve?

Answer 1

9^x = 45

log(9^x) = log(45)

x * log(9) = log(45)
x = log(45) / log(9) ; use change of base here..

x = log9(45)

Answer 2

so x would equal 1.732?