Math, asked by anikarodricks, 5 months ago

(cos? A - 1) (cot? A + 1) =-1

Answers

Answered by sandy1816

5

Answer:

(cos²A-1)(cot²A+1)

=(-sin²A)(cosec²A)

=-1

Answered by samimpapa354

0

Answer:

(cos²A-1)(cot²A+1)

= -sin²A cosec²A

= -sin²A .1/sin²A

= -1

ᏢᏒᎾᎾᏉᎬᎠ

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