Solve the problem.The amount of money (in thousands of dollars) that Americans spend yearly at coffee retailers has increased greatly. Let D be the amount (in thousands of dollars) Americans have spent on coffee every year since 2014. A model for the situation is  Use factoring strategies to determine the year when 75,000 dollars was or will be spent on coffee.

A. 2009
B. 2007
C. 2019
D. 2019, 2007


Answer: D

Mathematics

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Find the derivative of the function.r = 

A. r ' = 
B. r ' = 
C. r ' = - 
D. r ' = 

Mathematics

Compute r''(t).r(t) = (2 cos t)i + (3 sin t)j

A. r''(t) = (-2 cos t)i + (-3 sin t)j B. r''(t) = (2 cos t)i + (3 sin t)j C. r''(t) = (-2 sin t)i + (-3 cos t)j D. r''(t) = (2 sin t)i + (3 cos t)j

Mathematics

Solve.Find the Maclaurin series for 

A. 1 + 8x2 + x4 + . . .
B. 1 - 8x2 + x4 - . . .
C. 4x + x3 + x5 + . . .
D. 4x - x3 + x5 - . . .

Mathematics

Solve the application and answer with a complete sentence.Bicycles are often on sale in one store during September. The regular price of one bicycle is $79.95. With a "10% off" sale in the bicycle department, what is the new price of the bicycle?

A. The new price is $8.00. B. The new price is $71.46. C. The new price is $7.50. D. The new price is $71.96.

Mathematics