How do you find the inverse of #y=log_3x#?
1 Answer
Jan 20, 2016
# f^-1(x) = 3^x #
Explanation:
To find the inverse , change the subject of the equation to x .
# log_3 x = y # (using
# log_b a = n hArr a = b^n) #
# log_3 x = y rArr x = 3^y # the inverse function is normally written in terms of x.
#rArr f^-1(x) = 3^x #
