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Popular Functions >

inverse of f(x)=2x^2-4x

Solution

inverse

f (x) = 2 x^{2} - 4 x

Solution

\frac{4 + 16 + 8 x}{4}, \frac{4 - 16 + 8 x}{4}

Solution steps

y = 2 x^{2} - 4 x

Replace

x

with

y

x = 2 y^{2} - 4 y

Solve for

y, x = 2 y^{2} - 4 y

\frac{4 + 16 + 8 x}{4}, \frac{4 - 16 + 8 x}{4}

Graph

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=2x^2-4x ?
The inverse of f(x)=2x^2-4x is (4+sqrt(16+8x))/4 ,(4-sqrt(16+8x))/4