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Popular Functions >

inverse of f(x)=x3+3x2+1

Solution

inverse

f (x) = x 3 + 3 x 2 + 1

Solution

\frac{x - 1}{9}

Solution steps

y = x \cdot 3 + 3 x \cdot 2 + 1

Replace

x

with

y

x = y \cdot 3 + 3 y \cdot 2 + 1

Solve for

y, x = y 3 + 3 y 2 + 1

\frac{x - 1}{9}

Graph

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=x3+3x2+1 ?
The inverse of f(x)=x3+3x2+1 is (x-1)/9