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Popular Functions >

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

Solution

inverse

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

Solution

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

Solution steps

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

Replace

x

with

y

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

Solve for

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

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

Graph

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Frequently Asked Questions (FAQ)

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