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Popular >

inverse of f(x)=(2x+9)/(7x)

Solution

inverse

f (x) = \frac{2 x + 9}{7 x}

Solution

\frac{9}{7 x - 2}

Solution steps

y = \frac{2 x + 9}{7 x}

Replace

x

with

y

x = \frac{2 y + 9}{7 y}

Solve for

y, x = \frac{2 y + 9}{7 y}

\frac{9}{7 x - 2}

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(2x+9)/(7x) ?
The inverse of f(x)=(2x+9)/(7x) is 9/(7x-2)