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Popular >

inverse of f(x)= x/(x-20)

Solution

inverse

f (x) = \frac{x}{x - 20}

Solution

\frac{20 x}{x - 1}

Solution steps

y = \frac{x}{x - 20}

Replace

x

with

y

x = \frac{y}{y - 20}

Solve for

y, x = \frac{y}{y - 20}

\frac{20 x}{x - 1}

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)= x/(x-20) ?
The inverse of f(x)= x/(x-20) is (20x)/(x-1)