What is Log Base 3 of 9?

The below is the work with steps to find what is log base 3 of 9 shows how the input values are being used in the log base 3 functions. Formula:
log_b(x) = y, if b^y = x

Input:
x = 9
b = 3

Solution:
y = log₃ 9
= log₃ 3²
= 2 log₃ 3 = 2 x 1
log₃ 9 = 2
log₃(9) = 2