Math, asked by saimohankatroju, 10 months ago

find.....................

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Answered by sandy1816

2

Step-by-step explanation:

sinA/1+cosA + 1+cosA/sinA

=sin²A+(1+cosA)²/sinA(1+cosA)

=sin²A+1+cos²A+2cosA/sinA(1+cosA)

=2+2cosA/sinA(1+cosA)

=2(1+cosA)/sinA(1+cosA)

=2/sinA

=2cosecA

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