Asked by Karen
please help
find the inverse function f-1(x) if
f(x)=10^(3x)
f(x)=log2(4x)
Thanks a lot
find the inverse function f-1(x) if
f(x)=10^(3x)
f(x)=log2(4x)
Thanks a lot
Answers
Answered by
Damon
x = 10^(3y)
log x = 3 y log 10 = 3 y
y = (1/3) log x
x = log2(4y)
2^x = 4 y
y = (1/4)2^x
log x = 3 y log 10 = 3 y
y = (1/3) log x
x = log2(4y)
2^x = 4 y
y = (1/4)2^x
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