Express the product as a sum or difference.cos 3x cos 2x
A. 
(cos x + cos 5x)
B. 
(cos 5x - cos x)
C. 
(cos 5x - sin x)
D. cos2 6x2
Answer: A
Mathematics
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6.722 to the nearest hundredth
A. 6.72 B. 6.722 C. 6.73 D. 6.71
Mathematics
For the given polar equation, write an equivalent rectangular equation.r = 5
A. x + y = 25 B. x2 + y2 = 25 C. x + y = 5 D. x2 - y2 = 25
Mathematics
Write any percent as a decimal and any decimal as a percent.Only 0.2% of those polled had heard the news.
A. 0.0002 B. 0.02 C. 0.002 D. 0.2
Mathematics
Find the solution(s) (if any) of the system of equations by the graphical method. If the equations are dependent, write your answer with x being arbitrary.
A. {(4, 4)}
B. inconsistent
C. 
D. {(-4, 4)}
Mathematics