Question

photo attached

Prove that the following identity is true.
tan A
= sin A
sec A
We begin by writing the left side of the equation in terms of sines and cosines. We can then simplify the compound fraction and reduce.

Image Transcription

Prove that the following identity is true. tan A = sin A sec A We begin by writing the left side of the equation in terms of sines and cosines. We can then simplify the compound fraction and reduce.

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