Express the product as a sum containing only sines or cosines.sin 
cos 
A. 
[cos(6?) - sin(4?)]
B. 
[sin(3?) - sin(2?)]
C. 
[cos(3?) + sin(2?)]
D. 
sin cos(5?)
Answer: B
Mathematics
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Perform the operation, if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Tell which real number corresponds to the situation.One country exported $71,100,000 more than it imported, giving it a positive trade balance.
A. 71,100,000 B. -71,100,000
Mathematics
Write the sample space for the given experiment.A box contains 2 blue cards numbered 1 through 2, and 3 green cards numbered 1 through 3. A blue card is picked, followed by a green card.
A. {(1, 1), (1, 2), (2, 1), (2, 2), (3, 1), (3, 2)} B. {(1, 1), (1, 2), (1, 3), (2, 1), (2, 2), (2, 3)} C. {7} D. {12}
Mathematics
Solve the system of equations using Cramer's rule.3x + 5y = -336x + 7y = -48
A. (-2, -5) B. (0, -7) C. (-1, 6) D. (-1, -6)
Mathematics