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Popular >

inverse of f(x)=(x-5)/(x+4)

Solution

inverse

f (x) = \frac{x - 5}{x + 4}

Solution

\frac{- 5 - 4 x}{x - 1}

Solution steps

y = \frac{x - 5}{x + 4}

Replace

x

with

y

x = \frac{y - 5}{y + 4}

Solve for

y, x = \frac{y - 5}{y + 4}

\frac{- 5 - 4 x}{x - 1}

Popular Examples

range of f(x)=1-2x range

f (x) = 1 - 2 x

intercepts of f(x)=(\sqrt[3]{x})/4 intercepts

domain of x^3+3x^2+2x-1 domain

x^{3} + 3 x^{2} + 2 x - 1

midpoint (-1/2 , 3/2),(-15/2 ,-7/2)midpoint

(- \frac{1}{2}, \frac{3}{2}), (- \frac{15}{2}, - \frac{7}{2})

intercepts of ((x-1)^2(x+3))/(3x+1)intercepts

\frac{( x - 1 ) ^{2} ( x + 3 )}{3 x + 1}

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(x-5)/(x+4) ?
The inverse of f(x)=(x-5)/(x+4) is (-5-4x)/(x-1)