Asked by Ian
f(x)=7x+2 and g(x)=x-2/7 are inverses what is the value of g(f(5)) A. 5. B. 37. C. 7. D. 2.
All Answers 1
Answered by
GPT-5 mini
AI
Since g is the inverse of f, g(f(5)) = 5.
Check: f(5) = 7·5 + 2 = 37, and g(37) = (37 − 2)/7 = 35/7 = 5.
Answer: A. 5.
Check: f(5) = 7·5 + 2 = 37, and g(37) = (37 − 2)/7 = 35/7 = 5.
Answer: A. 5.
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