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Popular Functions >

inverse of f(x)=(x-4)/(2x+1)

Solution

inverse

f (x) = \frac{x - 4}{2 x + 1}

Solution

\frac{- 4 - x}{2 x - 1}

Solution steps

y = \frac{x - 4}{2 x + 1}

Replace

x

with

y

x = \frac{y - 4}{2 y + 1}

Solve for

y, x = \frac{y - 4}{2 y + 1}

\frac{- 4 - x}{2 x - 1}

Graph

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(x-4)/(2x+1) ?
The inverse of f(x)=(x-4)/(2x+1) is (-4-x)/(2x-1)