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Popular Functions >

inverse of f(x)=4x^2-9

Solution

inverse

f (x) = 4 x^{2} - 9

Solution

\frac{x + 9}{2}, - \frac{x + 9}{2}

Solution steps

y = 4 x^{2} - 9

Replace

x

with

y

x = 4 y^{2} - 9

Solve for

y, x = 4 y^{2} - 9

\frac{x + 9}{2}, - \frac{x + 9}{2}

Graph

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=4x^2-9 ?
The inverse of f(x)=4x^2-9 is (sqrt(x+9))/2 ,-(sqrt(x+9))/2