if sec(a-20*)=cosec 4a find a
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Sec ( a - 20) = cosec 4a
Sec ( a - 20) = sec ( 90 - 4a )
a - 20 = 90 - 4a
5a = 110
a = 22.
Sec ( a - 20) = sec ( 90 - 4a )
a - 20 = 90 - 4a
5a = 110
a = 22.
lukeshpatel14lukesh:
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