Math, asked by jashwanthkairamkonda, 4 months ago

$prove that tan\alpha =sin2\alpha /1+cos2\alpha and hence deduce that tan 22 1/2 degree=root2-1$

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Answered by alexwolf2722

3

༼;´༎ຶ ۝ ༎ຶ༽༼;´༎ຶ ۝ ༎ຶ༽༼;´༎ຶ ۝ ༎ຶ༽༼;´༎ຶ ۝ ༎ຶ༽༼;´༎ຶ ۝ ༎ຶ༽

ಥ╭╮ಥಥ╭╮ಥಥ╭╮ಥಥ╭╮ಥಥ╭╮ಥ

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