Determine the Answer That Establishes an Identity $\csc ^ { 2 } A + \sec ^ { 2 } A = ?$

question 14

Multiple Choice

Determine the answer that establishes an identity. $\csc ^ { 2 } A + \sec ^ { 2 } A = ?$

• A) \(\csc A \sec A\)
• B) \(\frac { \cos A } { 1 - \tan A } - \frac { \sin A } { \cot A - 1 }\)
• C) \(\frac { \cos A } { 1 + \tan A } - \frac { \sin A } { \cot A + 1 }\)
• D) \(\csc ^ { 2 } A \sec ^ { 2 } A\)
• E) \(\frac { \cos A } { 1 - \tan A } + \frac { \sin A } { \cot A - 1 }\)

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