Express the product as a sum containing only sines or cosines.-2 sin (5?) sin ?
A. cos (6?) - cos (4?)
B. cos (7?) + cos (3?)
C. cos (7?) - cos (3?)
D. cos (6?) + cos (4?)
Answer: A
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Calculate the circulation of the field F around the closed curve C.F = y2i + x3j; curve C is the counterclockwise path around the triangle with vertices at 
, and 
A. 
B. - 
C. 0
D. 
Find the probability of the event.If 8 coins are flipped, what is the probability of getting 3 or more heads?
A. 
B. 
C. 
D. 
Divide, if possible. Write the answer in simplest form.14 ÷ 
A. 5
B. 
C. 4
D. 3
Andrew is the chief financial officer for Glowlight Industries. Glowlight has been involved in a number of negotiations for acquisitions in the last few years, and Andrew feels the CEO is overly focused on making an acquisition. Andrew thinks the board of directors should
A. establish a system of checks and balances to challenge the CEO regarding proposed acquisitions. B. establish a set walk-away price that applies to any future acquisition. C. terminate the CEO. D. ensure that the firm has adequate cash and debt capacity to complete a prospective acquisition.