Math, asked by vinita6826, 11 months ago

(coseco- c ot)2= I - cos O/1+coso

Answers

Answered by sandy1816

2

Step-by-step explanation:

(cosecA-cotA)²

=(1/sinA-cosA/sinA)²

=(1-cosA/sinA)²

=(1-cosA)²/sin²A

=(1-cosA)²/1-cos²A

=(1-cosA)²/(1-cosA)(1+cosA)

=1-cosA/1+cosA

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