Express the sum or difference as a product of sines and/or cosines.sin(9?) + sin(3?)
A. 2 sin(6?) cos(3?)
B. 2 sin(12?)
C. 2 cos(6?) sin(3?)
D. 2 sin(6?) sin(3?)
Answer: A
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Find the indicated probability. Round your answer to 6 decimal places when necessary.A card is drawn at random from a well-shuffled deck of 52 cards. What is the probability of drawing a face card or a 3?
A. 
B. 16
C. 
D. 
Provide an appropriate response. Solve the given problem: The coffee beans from 16 trees are required to produce the 19 lb of coffee that each person in the United States drinks, on the average, each year. How many trees are required to produce 450 lb of coffee? (Hint: Any decimal part of a tree becomes a whole tree.)
A. 304 trees B. 535 trees C. 379 trees D. 136,800 trees
The given number is a whole number, an integer, a rational number, a real number, or more than one of these. List all that apply.0
A. Integer, rational number B. Whole number, real number C. Whole number, integer, rational number, real number D. Real number
Factor the polynomial.x2 - x - 54
A. (x - 54)(x + 1) B. (x - 6)(x + 9) C. (x + 6)(x - 9) D. prime