Question

Prove 1+cot^2/1+tan^2A=cot^2A​

Answer 1

Step-by-step explanation:

LHS= 1+tan 2 Atan 2 A + 1+cot2 Acot 2 A sec 2tan2 A + cosec 2 Acot 2 A

= cos

2

A

1

cos

2

A

sin

2

A

+

sin

2

A

1

sin

2

A

cos

2

A

=sin

2

A+cos

2

A

=1

=RHS

hence proved

Answer 2

ur answer to ur question