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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)? PLZ HELP

If fx) and f^-1(x) and inverse functions of each other and f(x) =2x+5, what is f^-1(8)? PLZ HELP
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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)?

PLZ HELP

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

4 votes
4+5x3^2-3*tfnsnciscjsn
User Slava Shpitalny
by
8.3k points
3 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)? PLZ-example-1
User Movermeyer
by
8.9k points
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