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Popular Functions >

inverse of f(x)=(4x-9)/5

Solution

inverse

f (x) = \frac{4 x - 9}{5}

Solution

\frac{5 x + 9}{4}

Solution steps

y = \frac{4 x - 9}{5}

Replace

x

with

y

x = \frac{4 y - 9}{5}

Solve for

y, x = \frac{4 y - 9}{5}

\frac{5 x + 9}{4}

Graph

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(4x-9)/5 ?
The inverse of f(x)=(4x-9)/5 is (5x+9)/4