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Which of the Following Expressions Is Equivalent To 5cot2tcsct\frac { 5 \cot ^ { 2 } t } { \csc t }

Question 201

Multiple Choice

Which of the following expressions is equivalent to 5cot2tcsct\frac { 5 \cot ^ { 2 } t } { \csc t }
(t \neq π\pi n, where n is a whole number)


A) 55sin2tsint\frac { 5 - 5 \sin ^ { 2 } t } { \sin t }
B) 1sin2t5sint\frac { - 1 - \sin ^ { 2 } t } { 5 \sin t }
C) 55cos2tcost\frac { 5 - 5 \cos ^ { 2 } t } { \cos t }
D) 5+5sin2tsint\frac { 5 + 5 \sin ^ { 2 } t } { \sin t }
E) 5+5cos2tcost\frac { 5 + 5 \cos ^ { 2 } t } { \cos t }

Correct Answer:

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