# LOGS (ALGEBRA)

FIND THE INVERSE:

f(x) = 10^(5x+3) - 10

f^-1(x) =

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1. y = 10^(5x+3) - 10
(y+10) = 10^(5x+3)
log(y+10) = 5x+3
x = (log(y+10)-3)/5

so, f^-1(x) = (log(x+10)-3)/5

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posted by Steve

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