Write the expression as the sine, cosine, or tangent of a double angle. Then find the exact value of the expression.cos2 15° - sin2 15°
A. 
B. 
C. - 
D. - 
Answer: A
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Provide an appropriate response.Publicly held corporations are characterized by: I. they sell shares of stock to the public II. stock in these corporations are publicly traded III. all stock is held privately by individuals or groups
A. both I and II B. II only C. I only D. III only
Find the exact value of the expression.csc-1
A. 
B. 
C. 
D. - 
In a certain office, seven men determine who will pay for coffee by each flipping a coin. If one of them has an outcome that is different from the other six, he must pay for the coffee. What is the probability that in any play of the game there will be an "odd man out"? Please round your answer to four decimal places. ? P = __________
Fill in the blank(s) with the appropriate word(s).
Find lim 
What will be an ideal response?