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Popular >

inverse of f(x)=(x-2)/(x+1)

Solution

inverse

f (x) = \frac{x - 2}{x + 1}

Solution

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

Solution steps

y = \frac{x - 2}{x + 1}

Replace

x

with

y

x = \frac{y - 2}{y + 1}

Solve for

y, x = \frac{y - 2}{y + 1}

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

Popular Examples

intercepts of x/(x^2-25)intercepts

\frac{x}{x ^{2} - 25}

domain of f(x)=((x-7)(x+6))/((x+6)(x-8))domain

f (x) = \frac{( x - 7 ) ( x + 6 )}{( x + 6 ) ( x - 8 )}

range of 2x^2+4x-3 range

2 x^{2} + 4 x - 3

domain of 4/(x-6)domain

\frac{4}{x - 6}

domain of (5e^x)/(e^x-4)domain

\frac{5 e ^{x}}{e ^{x} - 4}

Frequently Asked Questions (FAQ)

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