4. Prove the following identities: cos? (x) 1+ sin(x) (b) 1 = sin(x) 1- tan (0) (c) 1+ tan?(0) +1 = 2 cos (0) sec(0) (d) 1- sin(0) 1+ sin(0) cos (0) 2 cos? (0) (e) sin(0) cos(0) 1 tan(0) – cot(0)

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A: The given question can be solved as shown in step2.

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A: Since you have posted multiple questions, we will solve only first question for you. To getremaining…

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