Question: can someone please help. I have done this question multiple times and I cannot figure out what I am doing wrong. 4B. A channel called

can someone please help. I have done this question multiple times and I cannot figure out what I am doing wrong.

can someone please help. I have done this
4B. A channel called the Astrolabe Roadstead has New Zealand's highest tides. The following gra shows the height of the tides at the Astrolabe Roadstead on September 12. (10 marks) Astrolabe Roadstead tides - September 12 5 . . 4.5 4 tide height (m) N 1.5 0.5 LULL 2 4 6 8 10 12 14 16 18 20 22 24 hour . What is the height of high tide? . What is the height of low tide? . Write a sinusoidal equation that would model the height of the tides shown on this graph. A fisherman wants to come in to shore at 5:00 p.m. but he does not want to get stuck on a sandbar. Use your equation to determine the height of the tide at this time. When would be a better time for him to come in? Explain why

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