Cos A divided by 1 minus sin a is equal to 1 + sin
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Step-by-step explanation:I think the question here is incomplete. The Rha should be (1+ sinA)/cos
Cosa/1-sina =cosa×(1+sina) / (1- sina)×(1+sina)
=cosa×(1+sina) / 1- sin^2a
=Cosa(1+sina) / cos^2a
=(1+sina)/cosa
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