how to prove sin 2a by cos2 a=tan2a
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Answer:
Sin (2A) = 2sinAcosA = 2tanA/1+tan^2A
Formula for sin2A is 2sinAcosA . You can also write as sinA is 2sin(A/2)cos(A/2). If you want to represent sin function in half of the angle its have, you can use the above formula
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Answer:
oh ...... great you are in 10th class.
and your favourite is Tiger shroff.
Step-by-step explanation:
oh... my god in maths you are on 8th chapter
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