Answer:
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Step-by-step explanation:
Answer: 23.25m
Step-by-step explanation:
C=2πr=2·π·3.7≈23.24779m
28.8 = 18x....divide both sides by 18, eliminating the 18 on the right side
28.8 / 18 = x
1.6 = x <==
It would be replaced with f(-2) which is the reciperacle of 2x