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Suppose a bird is traveling in a submarine along the path r(t) = <3t Acˆ' 1, cos 2t,sin 2t>
(a) Compute the length of its path from t = 0 to t = 5.
(b) Compute the velocity at time t.
(c) Compute the acceleration at time t.
(d) At time t = A?€/2, is the submarine speeding up, slowing down or traveling at a constant speed? Explain your answer.
an automobile radiator holds 26 liters of fluid. there is currently a mixture in the radiator that is 80% antifreeze and 20% water. how much of the liquid should be drained and replaced by pure antifreeze so that the resulting mixture is 90% antif..
How might you involve children in learning geometric concepts? Which geometric concept do you think will be most difficult for children to learn and why?
1. what constitutes a rational expression? how would you explain this concept to someone unfamiliar with it?2. how
June finishes her math homework 90% of the time.If she has homework for each school day for four full school weeks, how many days will she turn in her homework?
The shaper is available for 120 hours, and the grinder is available for 110 hours. No more than 200 units of component3 can be sold, but up to 1000 units of each of the other components can be sold.
What is the magnitude of the tension on the ends of the clothesline?
Based on the sample data, is it possible that the population mean delivery times for all three couriers might be the same? Using a level of significance of your choice, perform an appropriate ANOVA statistical analysis and attach any supporting co..
what hypothesis testing procedure would you use in the following situations?a. a test classifies applicants as accepted
The head of the chemistry department at a local university has tasked a student teaching assistant to prepare a variety of statistics pertaining to the final course grades earned by students who have completed the university's CHEM 103 course duri..
question a recipe that makes 6 servings calls for 13 cup of orange juice and 12 cup of lemonade. arlene modifies the
find the margin of error for the sample proportion, given a sample size of n = 1200. Round to the nearest percent.
A company's revenue is the amount of money that comes in from sales before business costs are subtracted. For a single product, you can find the revenue by multiplying the quantity of the product sold, x, by the demand equation, p.
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