Express the sum or difference as a product of sines and/or cosines.sin (8?) + sin (2?)

A. 2 cos (5?) sin (3?)
B. 2 sin (10?)
C. 2 sin (5?) cos (3?)
D. 2 sin (5?) sin (3?)


Answer: C

Mathematics

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If the recommended adult dosage for a certain medication is 1 T, by Clarks's rule, what dose, in teaspoons, would you give a child who is 6 years old and weighs 50 pounds?

A. 4t B. 1t C. 3t D. 2t

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Solve.A $2500 painting is on sale at 25% off. What is the discount?

A. $62.50 B. $1875.00 C. $625.00 D. $2437.50

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For the pair of functions, determine the domain of f + g.f(x) = 3x + 8, g(x) = 

A. (-?, 10) or (10, ?) B. (-?, ?) C. (-?, -2) or (-2, ?) D. (0, ?)

Mathematics