The number of kilograms of water in a human body varies directly as the mass of the body. A 72 kg person contains 48 kg of water
1 answer:
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So, the function is obviously shifted up by 1 so it rules out A and B, and we also see that the period is 4pi rather than 2pi, and using the fact that:
Now that we know our b value, we see that the correct answer would be C.