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Popular >

inverse of x^2-2x-1

Solution

inverse

x^{2} - 2 x - 1

Solution

1 + x + 2, 1 - x + 2

Solution steps

y = x^{2} - 2 x - 1

Replace

x

with

y

x = y^{2} - 2 y - 1

Solve for

y, x = y^{2} - 2 y - 1

1 + x + 2, 1 - x + 2

Popular Examples

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Frequently Asked Questions (FAQ)

What is the inverse of x^2-2x-1 ?
The inverse of x^2-2x-1 is 1+sqrt(x+2),1-sqrt(x+2)