Multiply and simplify.
? 
A. 
B. 
C. 
D. 6
Answer: C
Mathematics
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Use identities to simplify the expression.cos x - cos x sin2 x
A. tan2 x B. sin x C. cos3 x D. sec2 x
Mathematics
Find the indicated quantities for the appropriate geometric sequence.A worker producing 470 units per day is told she must improve her output to 680 in 19 days. If her improvement is geometric, what must be her daily rate of improvement? Round to three decimal places.
A. 771.612 B. -0.021 C. 1.019 D. 1.021
Mathematics
Write an equivalent fraction satisfying the stated condition.2; numerator = 8
A. 
B. 
C. 
D. 
Mathematics
Find the slope of the line containing the given points.
Mathematics