Math, asked by vishagh, 1 year ago

Simplify : (1-cos∅)(1+cos∅)(1+cot²∅)

Answers

Answered by Anonymous
24
(1-cos∅)(1+cos∅)(1+cot²∅)
= (1²-cos²∅) (1+cot²∅)
= sin²∅ (1+cot²∅)
= sin²∅ (cosec²∅)
= sin²∅ (1/sin²∅)
= 1
Answered by Anonymous
5
(1-cos∅)(1+cos∅)(1+cot²∅)

(1 - cos²∅ ) ( 1 + cot²∅) 

sin²∅ cosec²∅

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