لی Find the value of sin 2A when (i) cos A= 3/5​

Question

لی
Find the value of sin 2A when (i) cos A=
3/5​

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Serenity 1 month 2021-08-12T17:52:13+00:00 1 Answer 0 views 0

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    2021-08-12T17:53:57+00:00

    Answer:

    sin 2A= 1-cosA = 1-3/5 = 2/5

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