Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.sin3 x
A. 
sin x + 
sin 2x
B. 
sin x - 
sin 3x
C. 
sin x + 
sin 2x - 
sin 3x
D. 
sin x
Answer: B
Mathematics
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Solve the problem.A tin can has the property that the sum of its volume (in cubic inches) and surface area (in square inches) is exactly 
If the length of the can is equal to its diameter, find its radius.
A. 1.572 in. B. 1.585 in. C. 3.141 in. D. 1.573 in.
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A. 140 B. 240 C. 14,000 D. 700
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Add or subtract. Express the answer as a mixed number.
A. 10
B. 12
C. 11
D. 11
Mathematics