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Popular >

inverse of f(x)=(sqrt(x+1))/3

Solution

inverse

f (x) = \frac{x + 1}{3}

Solution

9 x^{2} - 1

Solution steps

y = \frac{x + 1}{3}

Replace

x

with

y

x = \frac{y + 1}{3}

Solve for

y, x = \frac{y + 1}{3}

9 x^{2} - 1

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(sqrt(x+1))/3 ?
The inverse of f(x)=(sqrt(x+1))/3 is 9x^2-1