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DENIUS [597]
3 years ago
8

Find the inverse of function f. f(x) = 1/2x +7 /

id="TexFormula1" title="f(x)=\frac{1}{2}x + 7" alt="f(x)=\frac{1}{2}x + 7" align="absmiddle" class="latex-formula">
A.) f^-1 (x) = x -7 / f^{-1}\:\left(x\right)\:=\:x\:-7\:\:
B.) f^-1 (x) = 2x - 7 / \:f^{-1\:}\left(x\right)\:=\:2x\:-\:7
C.) f^-1 (x) = 2x- 14 / \:f^{-1\:}\left(x\right)\:=2x-\:14
D.) f^-1 (x) = 2x + 1/7 / f^{-1\:}\left(x\right)=2x\:+\:\frac{1}{7}\:

Mathematics
1 answer:
kvasek [131]3 years ago
5 0

The answer is C.) f^-1 (x) = 2x- 14 /  \:f^{-1\:}\left(x\right)=2x\:-\:14

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