Question

(1-COS²A) casec sq2 A​

Answer 1

Answer:

(sin²A)×cosec²A. (Cos²A+sin²A=1)

sin²A×1/sin²A.

(sinA=1cosecA)

=1

Answer 2

Answer:

answer is 1

explanation

we know 1-cos²A = sin²A

and

cosec²A = 1/sin²A

applying these we get,

sin²A x 1/sin²A

=1

hope it is helpful

pls mark brainliest