At point big blue, the high tides reach 1.5 metres and the low tides are 0.3 metres. Suppose that high tide occured at 3pm. Using a period of 12 hours, predict how high the tides will be at midnight.

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- Aug 19th 2007, 06:38 AMpolymeraseQuick question
At point big blue, the high tides reach 1.5 metres and the low tides are 0.3 metres. Suppose that high tide occured at 3pm. Using a period of 12 hours, predict how high the tides will be at midnight.

- Aug 19th 2007, 07:21 AMCaptainBlack
- Aug 19th 2007, 07:37 AMrualin
or $\displaystyle h(t)=0.6~\sin{\left(\frac{\pi t}{6}\right)}+0.9$