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Popular >

inverse of f(x)=(5x)/(x+9)

Solution

inverse

f (x) = \frac{5 x}{x + 9}

Solution

- \frac{9 x}{x - 5}

Solution steps

y = \frac{5 x}{x + 9}

Replace

x

with

y

x = \frac{5 y}{y + 9}

Solve for

y, x = \frac{5 y}{y + 9}

- \frac{9 x}{x - 5}

Popular Examples

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2 x^{2} + 3

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inverse of f(x)=xsqrt(x^2+3)inverse

f (x) = x x^{2} + 3

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f (x) = x^{25}

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(5x)/(x+9) ?
The inverse of f(x)=(5x)/(x+9) is -(9x)/(x-5)