What is the inverse of f(x)=30(x+20)^2-4 ?

The inverse of f(x)=30(x+20)^2-4 is sqrt((x+4)/(30))-20,-sqrt((x+4)/(30))-20

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inverse of f(x)=30(x+20)^2-4

inverse

f (x) = 30 (x + 20)^{2} - 4

\frac{x + 4}{30} - 20, - \frac{x + 4}{30} - 20

Solution steps

y = 30 (x + 20)^{2} - 4

Replace

x

with

y

x = 30 (y + 20)^{2} - 4

Solve for

y, x = 30 (y + 20)^{2} - 4

\frac{x + 4}{30} - 20, - \frac{x + 4}{30} - 20

What is the inverse of f(x)=30(x+20)^2-4 ?
The inverse of f(x)=30(x+20)^2-4 is sqrt((x+4)/(30))-20,-sqrt((x+4)/(30))-20