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Let f(x) = -2x + 8. Find f^-1(x)
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3 votes
Let f(x) = -2x + 8. Find f^-1(x)

User Jasonandmonte
by
7.3k points

1 Answer

4 votes

Answer: 10

Explanation:

What you want to do is plug -1 in as x.

So:

f(-1) = -2(-1) + 8

f(-1) = 2 + 8

f(-1) = 10

User Jlecour
by
7.8k points
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