Question

(1-sin^2 theta) sec theta = 1 prove and give reasons

Answer 1

Answer:

${ \sin }^{2} θ + { \cos}^{2} θ = 1$

$so \: 1 - { \sin }^{2} θ = { \cos }^{2} θ$

${ \cos }^{2} θ \times { \sec }^{2}θ = 1$

Hence Proved.

L.H.S=R.H.S