please help me in math only brilliant can solve this question please please please emoji
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Lhs: 1+sin/cos + cos/ 1+sin
= 1+sin/cos × cos/cos + cos/1+sin × 1 - sin/1-sin
= (1+sin)cos/ cos^2 + (1-sin)cos/(1+sin)(1-sin)
= (1+sin)cos/ cos^2 + (1-sin)cos/cos^2
= (1+ sin)cos + (1-sin)cos/cos^2
= cos(1+sin+1-sin)/cos^2
= 2cos/cos^2
= 2/cos. ( 1/cos= sec)
= 2sec
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