Math, asked by amritamallick75, 24 days ago

of cos2alpha = (n cos 2 bita -1)/ n - cos 2 bita ) then prove that √(n-1) tan alpha = √(n+1) tan bita

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Answered by dhirajchoudhary2100

0

Answer:

hii bro good morning

Step-by-step explanation:

Mark brain list answer please

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