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The tides at cape Capstan, New Brunswick, change the depth of the water in the harbour. On one day in october, the tides have a high point of approximately 8m at 2 p.m and a low point of approximately 0.6m at 8 p.m. A particular 
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The depth of water(d metres) in a harbour is given by the formula d = a+bsin(ct) where a, b and c are constants, and t is the time in hours after midnight. It is known that both b and c are nonzero and 20<c<35. If 
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The tides at Cape Capstan, New Brunswick, cause the depth of the water in the harbour to change. The tidal chart indicates that the tides have a high point of approximately 10 m at 2.00 pm and a low point of 1.2 m at 8.15 pm. A 
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The table shows the depth (d metres) of water in a harbour at certain times (t hours) after midnight on a particular day. time t (hours) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 and the in the next column corresponding to the figures above