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Popular >

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

Solution

inverse

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

Solution

\frac{9 - 5 x}{x - 1}

Solution steps

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

Replace

x

with

y

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

Solve for

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

\frac{9 - 5 x}{x - 1}

Popular Examples

inflection x^3-6x^2-63x inflection points

x^{3} - 6 x^{2} - 63 x

inverse of 4x inverse

4 x

distance (-3,-1),(-4,-0)distance

(- 3, - 1), (- 4, - 0)

vertices y=x^2+4x-5 vertices

y = x^{2} + 4 x - 5

range of y=(-3)/(12-x-x^2)range

y = \frac{- 3}{12 - x - x ^{2}}

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(x+9)/(x+5) ?
The inverse of f(x)=(x+9)/(x+5) is (9-5x)/(x-1)