Which of the Following Expressions Is Equivalent To $$\frac { 2 \cot ^ { 3 } t } { \csc t }$$

question 24

Multiple Choice

Which of the following expressions is equivalent to $$\frac { 2 \cot ^ { 3 } t } { \csc t }$$ ? (a ? ?n,where n is a whole number) ?

• A)sin t (2 - 2 csc²t)
• B)cos t (2 csc²t - 2)
• C)cos t (2 - 2 csc²t)
• D)sin t (2 csc²t - 2)
• E)tan t (2 csc²t - 2)

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