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Use the Fundamental Identities to Write the First Expression in Terms

Question 111

Multiple Choice

Use the fundamental identities to write the first expression in terms of the second. tan2tsect,cost\tan ^ { 2 } t \sec t , \cos t


A) 1cos2tcos3t\frac { 1 - \cos ^ { 2 } t } { \cos ^ { 3 } t }

B) 1cost\frac { 1 } { \cos t }

C) 1+cos2t1cost\frac { 1 + \cos ^ { 2 } t } { \sqrt { 1 - \cos t } }

D) cos2t1cos3t\frac { \cos ^ { 2 } t - 1 } { \cos ^ { 3 } t }

E) 1cos3t\frac { 1 } { \cos ^ { 3 } t }

Correct Answer:

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