Graph the piecewise linear function.f(x) = 

A.

B.

C.

D.


Answer: D

Mathematics

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The following table shows the number N, in thousands, of newspaper subscriptions t years after initial publication. Use exponential regression to find the yearly percentage growth in the number of subscriptions. Round your answer to two decimal places.  t 0 3 6 9 12 N 2.89 6.88 16.82 40.64 99.00?

A. 32.91% B. 34.00% C. 35.39% D. 35.21%

Mathematics

Solve the problem.An open-topped box has a square base and a height of 44 inches. If each of the bottom edges of the box has a length x inches, find the amount of material needed to construct the box. Write the answer in factored form.

A. x(x + 88) sq. in. B. x(x + 176) sq. in. C. (x2 + 176) sq. in. D. x(x + 44) sq. in.

Mathematics

Perform the indicated operations and express your answer in the form a + bi. 

A. i
B. ±9 
C. -9i 
D. 9i 

Mathematics

Solve.Maria and Charlie can deliver 80 papers in 4 hours. How long would it take them to deliver 28 papers?

A. 1.8 hours B. 11.4 hours C. 1.4 hours D. 112 hours

Mathematics