Math, asked by smriti0224, 6 months ago

1/1+cosA +1/1-cosA=2cosec²A

Answers

Answered by aryan073

1

Answer:

$\huge\underline\mathbb\red{AnSwEr}$

Step-by-step explanation:

1-cos+1+cos/1(1-cos)+cos(1-cos)

2/1-cos²

2/sin²

=2cosec²A

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