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Popular >

inverse of f(x)=(4x+9)/(x+4)

Solution

inverse

f (x) = \frac{4 x + 9}{x + 4}

Solution

\frac{9 - 4 x}{x - 4}

Solution steps

y = \frac{4 x + 9}{x + 4}

Replace

x

with

y

x = \frac{4 y + 9}{y + 4}

Solve for

y, x = \frac{4 y + 9}{y + 4}

\frac{9 - 4 x}{x - 4}

Popular Examples

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- x^{3}

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(4x+9)/(x+4) ?
The inverse of f(x)=(4x+9)/(x+4) is (9-4x)/(x-4)