What is Log Base 7 of 49?

The below is the work with steps to find what is log base 7 of 49 shows how the input values are being used in the log base 7 functions. Formula:
log_b(x) = y, if b^y = x

Input:
x = 49
b = 7

Solution:
y = log₇ 49
= log₇ 7²
= 2 log₇ 7 = 2 x 1
log₇ 49 = 2
log₇(49) = 2