Math, asked by ashkamsultan, 11 months ago

Question no.8

Plzzz... very urgent

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Answers

Answered by jivikakhanna980

0

Answer:

cot²A - 1/sin²A

= cot²A - cosec²A

= -1

Answer = -1

Step-by-step explanation:

1/sinA = cosecA

cot²A - cosec²A = -(cosec²A-cot²A) = - 1

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