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Popular >

inverse of f(x)=(x+2)/(x+9)

Solution

inverse

f (x) = \frac{x + 2}{x + 9}

Solution

\frac{2 - 9 x}{x - 1}

Solution steps

y = \frac{x + 2}{x + 9}

Replace

x

with

y

x = \frac{y + 2}{y + 9}

Solve for

y, x = \frac{y + 2}{y + 9}

\frac{2 - 9 x}{x - 1}

Popular Examples

simplify (10.3)(30.1)simplify

(10.3) (30.1)

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f (x) = (x - 8)^{2}

line (-6,4),(6,-1)line

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f (x) = - 5 cos (6 x)

extreme f(x)=-4t^2+6t-1 extreme points

f (x) = - 4 t^{2} + 6 t - 1

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(x+2)/(x+9) ?
The inverse of f(x)=(x+2)/(x+9) is (2-9x)/(x-1)