To find: Consider Rationalizing the above fraction by (1 – cos θ), [∵ (a – b) (a + b) = a2 – b2]∵ sin2 θ + cos2 θ = 1⇒ sin2 θ = 1 – cos2 θ

Q7 of 153 Page 7

is equal to

To find:

Consider

Rationalizing the above fraction by (1 – cos θ),

[∵ (a – b) (a + b) = a² – b²]

∵ sin² θ + cos² θ = 1

⇒ sin² θ = 1 – cos² θ

sec⁴ A − sec² A is equal to

cos⁴ A − sin⁴ A is equal to

is equal to

The value of (1 + cot θ − cosec θ) (1 + tan θ + sec θ) is