Question

Prove that sin 2A by 1 - cos 2A into 1 minus Cos A by cos A is equal to tan A/2

Answer 1

Answer:

helo guys its your answer

Step-by-step explanation:

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If A =30o, then prove that : cos 2A = cos2A - sin2A = 1 – tan 2 A 1 + tan 2 A Concept: ... Is there an error in this question or solution?

Answer 2

Step-by-step explanation:

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