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Write the inverse function for the function, ƒ(x) = x + 4. Then, find the value of ƒ -1(4).
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2 votes
Write the inverse function for the function, ƒ(x) = x + 4. Then, find the value of ƒ -1(4).

User Elliott McNary
by
7.9k points

1 Answer

4 votes
Y=x+4
X=y+4 (swap variables)
X-4 (solve)
Substitute
F(4)=-8
User Gianni Costanzi
by
9.0k points
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