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How do I do this question?

How do I do this question?
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1 vote
How do I do this question?

How do I do this question?-example-1
User Matt Doran
by
8.0k points

1 Answer

5 votes
Rewrite the function as:
y = -2/3x

Switch the variables x & y:
x = -2/3y

Solve for y:
x *-3/2 = -2/3y *-3/2
-3x/2 = y

So, the inverse is:
f^-1(x) = -3x/2
User Axsuul
by
7.7k points
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