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What is the inverse of f(x) = x + 2? 1. h(x) = x + 2 2. h(x) = x - 2 3. h(x) = 3x - 2 4.h(x) = 3x - 6
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What is the inverse of f(x) = x + 2?

1. h(x) = x + 2
2. h(x) = x - 2
3. h(x) = 3x - 2
4.h(x) = 3x - 6

User TJ Kirchner
by
8.4k points

1 Answer

3 votes
1) replace "f(x)" with y: y = x + 2
2) interchange x and y: x = y + 2
3) solve this for y: y = x - 2
4) replace y with
-1
f (x)

Which of the four given possible answers agrees with this procedure?
\
User Y Ramesh Rao
by
7.9k points
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