Question

cosec square a -cot square a​

Answer 1

Answer:

1

Step-by-step explanation:

Cot²A+ 1= Cosec²A

∴Cosec²A-Cot² A= 1

Answer 2

Answer:

cosec ² a - cot ² a=1

Step-by-step explanation:

cosec ² a - cot ² a =1/sin² a- cos ²a/sin ²a

=1-cos²a/sin²a

=sin²a/sin²a

=1