Simplify the expression. + 

A.
B. 4 sin x + 4 cos x + 6
C.
D. -4 sin x - 4 cos x - 6


Answer: A

Mathematics

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A.  - 
B.  - 
C.
D.  - 

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Simplify. Assume that all variables are nonzero.

A. 59 B. 1 C. 0 D. Undefined

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Factor by grouping.8x2 + 10xt + 3t2

A. (8x + t)(x + 3t) B. (2x - t)(4x - 3t) C. prime D. (2x + t)(4x + 3t)

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Write as a percent. 0.283

A. 28.3% B. 283% C. 0.283% D. 0.0283%

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