Question

can u solve this problem ????~

Answer 1

Sec^2θ + Cosec^2θ can never be less than 2.

If possible let it be less than 2.

1 + Tan^2θ + 1 + Cot^2θ < 2.

⇒   2 + Tan^2θ + Cot^2θ

⇒   (Tanθ + Cotθ)^2 < 2.

Which is not possible.