What is the inverse of f(x)=(x+5)(x-2) ?

The inverse of f(x)=(x+5)(x-2) is (-3+sqrt(4x+49))/2 ,(-3-sqrt(4x+49))/2

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inverse of f(x)=(x+5)(x-2)

inverse

f (x) = (x + 5) (x - 2)

\frac{- 3 + 4 x + 49}{2}, \frac{- 3 - 4 x + 49}{2}

Solution steps

y = (x + 5) (x - 2)

Replace

x

with

y

x = (y + 5) (y - 2)

Solve for

y, x = (y + 5) (y - 2)

\frac{- 3 + 4 x + 49}{2}, \frac{- 3 - 4 x + 49}{2}

What is the inverse of f(x)=(x+5)(x-2) ?
The inverse of f(x)=(x+5)(x-2) is (-3+sqrt(4x+49))/2 ,(-3-sqrt(4x+49))/2