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If fx) and f^-1(x) and inverse functions of each other and f(x) =2x+5, what is f^-1(8)? O -1 O 3/2 O 41/8 O 23
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24 votes
If fx) and f^-1(x) and inverse functions of each other and f(x) =2x+5, what is f^-1(8)?

O -1
O 3/2
O 41/8
O 23

If fx) and f^-1(x) and inverse functions of each other and f(x) =2x+5, what is f^-1(8)? O-example-1
User Chengmin
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2 Answers

21 votes
21 votes
i’m guessing he answer is a
User T S Taylor
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27 votes
27 votes

Answer:

b. 3/2

Explanation:

If fx) and f^-1(x) and inverse functions of each other and f(x) =2x+5, what is f^-1(8)? O-example-1
User ZHAO Xudong
by
2.7k points
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