(1 + tan θ + sec θ) (1 + cot θ − cosec θ) =(a) 0(b) 1(c) 1(d) −1

(1 + tan θ + sec θ) (1 + cot θ − cosec θ) =(a) 0(b) 1(c) 1(d) �

1.	(1 + tan θ + sec θ) (1 + cot θ − cosec θ) =(a) 0(b) 1(c) 1(d) −1
Answer» (1 + tan θ + sec θ) (1 + cot θ − cosec θ) = (a) 0 (b) 1 (c) 1 (d) −1