What is the inverse of f(x)=3x^2+x-2 ?

The inverse of f(x)=3x^2+x-2 is (-1+sqrt(12x+25))/6 ,(-1-sqrt(12x+25))/6

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inverse of f(x)=3x^2+x-2

inverse

f (x) = 3 x^{2} + x - 2

\frac{- 1 + 12 x + 25}{6}, \frac{- 1 - 12 x + 25}{6}

Solution steps

y = 3 x^{2} + x - 2

Replace

x

with

y

x = 3 y^{2} + y - 2

Solve for

y, x = 3 y^{2} + y - 2

\frac{- 1 + 12 x + 25}{6}, \frac{- 1 - 12 x + 25}{6}

What is the inverse of f(x)=3x^2+x-2 ?
The inverse of f(x)=3x^2+x-2 is (-1+sqrt(12x+25))/6 ,(-1-sqrt(12x+25))/6