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Which of the Following Expressions Is Equivalent to

Question 186

Multiple Choice

Which of the following expressions is equivalent to ? (x ≠ (π/3) n, where n is a whole number)

A) -3 sec x - sin x
B) csc 3x - sin 3x
C) csc 3x + sin 3x
D) -3 csc x + sin x
E) - csc x -3 sin x

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