Question

1/1+sin +1/1-sin=2sec​

Answer 1

Step by step explanation:



Hope it will help...

Answer 2

Step-by-step explanation:

$= > \frac{1}{1 + \sin(x) } + \frac{1}{1 - \sin(x) } = 2 \sec(x)$

$= > \frac{1 - \sin(x) + 1 + \sin(x) }{1 - { \sin(x) }^{2} }$

$= > \frac{2}{ { \cos(x) }^{2} }$

$= > 2 { \sec(x) }^{2}$