y = 10+7.5cos(0.507t). How quickly is the tide rising or falling (in meters/hour) at each of the following times? Enter the changes as positive values rounded to two decimal places. The tide is falling v at i ! meters/hour. (a) 4:00 am: The tide is v at ! meters/hour. rising (b) 7:00 am: meters/hour. The tide is rising at (c) Noon: meters/hour. The tide is falling at (d) 4:00 pm:

Q: I do not understand the solution or how it came about. I want to learn how to do this problem

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Q: help me solve the problem number 10

A: This question can be solved using formula for reducing powers cos A2=1+cos(2A)2

Q: me with this

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Q: Answer this problem correctly

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Q: What are the steps to solving this problem?

A: COst function C(x) = 0.001x3+0.2x2+38x+250where x = no. of items producedNow, if x = 30 then C(x) =…

Q: How do I do problems like these? This is an examples question.

A: we have to find the value of x

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Q: Naming & Classifying Variables If someone asked you to describe the students who make up your class,…

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Q: I'm having trouble with this but can I get a and b for this problem thank you!

A: n1=80, x1=64 n2=60, x2=39 X: people got sick 1: Ate fish 2: Did not eat fish

Q: I need help on this practice problem.

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Q: How exactly do I work out/set up this problem to get my answers?

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Q: I am not sure how to even go about solving this.

A: The following is the formulae to calculate Weighted Average (W)…

Q: Only problem 72

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Q: how do we go about solving the last two parts?

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Q: can you work it out step by step

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Q: Can you explain the second question/step 2 more clearly? I'm having trouble following what to do.

A: We have to find the values at which x2 + y2 = 8 passes the vertical line test.

Q: Can you help me step by step with this problem?

A: The given is:

Q: I don't fully understand what you did for problem C

A: The answer is in step2.