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Popular >

inverse of f(x)=(x+1)/(x+9)

Solution

inverse

f (x) = \frac{x + 1}{x + 9}

Solution

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

Solution steps

y = \frac{x + 1}{x + 9}

Replace

x

with

y

x = \frac{y + 1}{y + 9}

Solve for

y, x = \frac{y + 1}{y + 9}

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

Popular Examples

line (100,16),(50,8)line

(100, 16), (50, 8)

asymptotes of f(x)=-log_{2}(x+5)-1 asymptotes

f (x) = - lo g_{2} (x + 5) - 1

line 3x+4y+8=0 line

3 x + 4 y + 8 = 0

inverse of y=12x-4x^2 inverse

y = 12 x - 4 x^{2}

domain of y=sqrt(x+6)-7 domain

y = x + 6 - 7

Frequently Asked Questions (FAQ)

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