Question: Prove: In | tan | In | sin | In| cos 0 == O Prove: (sin a+ cos )2 + (cos + sin a)

Prove: In | tan | In | sin | In| cos 0

Prove: In | tan | In | sin | In| cos 0 == O Prove: (sin a+ cos )2 + (cos + sin a) (cos - sin a) = 2 cos (sin a + cos )

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