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Popular >

inverse of f(x)=(x+5)/(x+2)

Solution

inverse

f (x) = \frac{x + 5}{x + 2}

Solution

\frac{5 - 2 x}{x - 1}

Solution steps

y = \frac{x + 5}{x + 2}

Replace

x

with

y

x = \frac{y + 5}{y + 2}

Solve for

y, x = \frac{y + 5}{y + 2}

\frac{5 - 2 x}{x - 1}

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(x+5)/(x+2) ?
The inverse of f(x)=(x+5)/(x+2) is (5-2x)/(x-1)