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Popular >

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

Solution

inverse

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

Solution

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

Solution steps

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

Replace

x

with

y

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

Solve for

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

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

Popular Examples

domain of f(x)=(10x+7)/(7x-4)domain

f (x) = \frac{10 x + 7}{7 x - 4}

inverse of f(x)=-2/3 x-4 inverse

f (x) = - \frac{2}{3} x - 4

distance (-1,8),(4,-2)distance

(- 1, 8), (4, - 2)

domain of 2csc(1/3 (x-1))-2 domain

2 csc (\frac{1}{3} (x - 1)) - 2

asymptotes of f(x)=(3x-15)/(x^2-25)asymptotes

f (x) = \frac{3 x - 15}{x ^{2} - 25}

Frequently Asked Questions (FAQ)

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