sec square ϴ + cosec square ϴ = sec square ϴ * cosec square ϴ
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sec^2Ф+cosec^2Ф = sec^2Ф*cosec^2Ф
sin^2Ф+cos^Ф/cos^2Ф*sin^2Ф=i/sin^2Фcos^2Ф
= 1
i hope u understand
sin^2Ф+cos^Ф/cos^2Ф*sin^2Ф=i/sin^2Фcos^2Ф
= 1
i hope u understand
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