Which of the Following Expressions Is Equivalent To $\frac { \cot 3 x } { \sec 3 x }$

question 243

Multiple Choice

Which of the following expressions is equivalent to $\frac { \cot 3 x } { \sec 3 x }$ ?
(x $\neq$ ( $\pi$ /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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