Question

sec square × cosec square = sec square + cosec square​

Answer 1

Step-by-step explanation:

Sec²A + cosec²A from LHS

=>1/cos²A + 1/ sin²A

=> Cos²A + sin²A / cos²A × sin²A

=> 1 / sin²A × cos²A

=> Cosec²A × sec²A RHS prooved