Question

bhai or bheno, Pls give meAnswer of the question nahi to Meri Dosti Tut jayegiiiiiiiiiiiiiiiiii

Answer 1

heya

the answer is in the below pic

= (1 + tan^2 A)(1 − sin^2 A)

= sec^2 A × cos^2 A

= 1/cos^2 A× cos^2 A

= 1

thanku..