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Popular >

inverse of f(x)=log_{2}(x+7)

Solution

inverse

f (x) = lo g_{2} (x + 7)

Solution

2^{x} - 7

Solution steps

y = lo g_{2} (x + 7)

Replace

x

with

y

x = lo g_{2} (y + 7)

Solve for

y, x = lo g_{2} (y + 7)

2^{x} - 7

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\frac{x ^{2} + 1}{x}

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=log_{2}(x+7) ?
The inverse of f(x)=log_{2}(x+7) is 2^x-7