Suppose you want to have $600,000 for retirement in 30 years. Your account earns 8% interest. a) How much would you need to deposit in the account each month?

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b) How much interest will you earn?

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

Find the solution on the interval [0, 2pi)