Determine Which of the Following Are Trigonometric Identities $\sin ( \theta ) + \cot ( \theta ) \cos ( \theta ) = \csc ( \theta )$

question 46

Multiple Choice

Determine which of the following are trigonometric identities.
I. $\sin ( \theta ) + \cot ( \theta ) \cos ( \theta ) = \csc ( \theta )$
II. $\cot ( \theta ) - \sin ( \theta ) \cos ( \theta ) = 0$
III. $\sin ( \theta ) + \sin ( \theta ) \cos ( \theta ) = \csc ( \theta )$

• A) I is the only identity.
• B) I and II are the only identities.
• C) III is the only identity.
• D) I, II, and III are identities.
• E) II is the only identity.

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