Compute the sales tax. Round to the nearest cent, if necessary.

A. $2.21
B. $2.26
C. $2.11
D. $2.41


Answer: A

Mathematics

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Find the center of mass of the wire that lies along the curve r and has density ?.r(t) = 7ti + 7tj + 4t2k, 0 ? t ? 1; ?(x, y, z) = 

A.
B.
C.
D.

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Provide an appropriate response.The total amount of depreciation taken as of a certain point in time is called the book value.

A. True B. False

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Solve the problem.A population is increasing according to the exponential function defined by y = 3e.04x, where y is in millions and x is the number of years. Which of the following should be done in order to answer the question "How large will the population be in 3 months?"

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Find the indicated matrix.A - B, where A = , B = 

A.

B.

C.

D.
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Mathematics