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Popular Functions >

inverse of f(x)=x^2+x

Solution

inverse

f (x) = x^{2} + x

Solution

\frac{- 1 + 1 + 4 x}{2}, \frac{- 1 - 1 + 4 x}{2}

Solution steps

y = x^{2} + x

Replace

x

with

y

x = y^{2} + y

Solve for

y, x = y^{2} + y

\frac{- 1 + 1 + 4 x}{2}, \frac{- 1 - 1 + 4 x}{2}

Graph

Popular Examples

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=x^2+x ?
The inverse of f(x)=x^2+x is (-1+sqrt(1+4x))/2 ,(-1-sqrt(1+4x))/2