Multiply.8 ? 5 ? 6 ? 9

A. 240
B. 249
C. 28
D. 2160


Answer: D

Mathematics

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Write an equation for a function whose graph fits the given description.The graph of f(x) =  is reflected across the y-axis and vertically shrunk by a factor of . This graph is then reflected across the x-axis. Finally, the graph is shifted 4 units upward.

A. y = 
B. y = -  + 4
C. y =  + 4
D. y = - + 4

Mathematics

Estimate the present value of an annuity if payments are $700 monthly for 14 years and the account earns interest at the rate of 4% /year compounded continuously. Round your answer to the nearest dollar. ?

A. $85,725 B. $90,046 C. $91,280 D. $92,189

Mathematics

Simplify.-7 + 10 - (-14) - 4

A. -7 B. 21 C. 13 D. -27

Mathematics

Let E and F be events such that Pr(F) = 0.4 and Pr(E ? F) = 0.3. Compute Pr(E' ? F).

A. 0.05 B. 0.55 C. 0.006 D. 0.10 E. none of these

Mathematics