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Popular >

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

Solution

inverse

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

Solution

\frac{4 + 9 x}{x - 1}

Solution steps

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

Replace

x

with

y

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

Solve for

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

\frac{4 + 9 x}{x - 1}

Popular Examples

inverse of f(x)=(e^x)/(e^x+3)inverse

f (x) = \frac{e ^{x}}{e ^{x} + 3}

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

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

inverse of 3^{x+9}inverse

3^{x + 9}

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

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

inverse of f(x)=(-4x+10)/(-x-1)inverse

f (x) = \frac{- 4 x + 10}{- x - 1}

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(x+4)/(x-9) ?
The inverse of f(x)=(x+4)/(x-9) is (4+9x)/(x-1)