Math, asked by kalabanzar, 1 year ago

Prove that.. Sin^2A-cos^2A.cos^2B=sin^2B-cos^2B.cos2A

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Answered by Deepsbhargav

0

it's yen Ken parkaren formula..

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Answered by CreAzieStsoUl

0

Answer:

ᴜsᴇ ʏᴇɴ ᴋᴇɴ ᴘᴀʀᴋᴇɴ ғᴏʀᴍᴜʟᴀ ᴛᴏ sᴏʟᴠᴇ ᴛʜɪs.....,

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