Question

1+ tan²/1-cos² - solve​

Answer 1

Step-by-step explanation:

Here,

$\frac{1 + \tan {}^{2} ( \alpha ) }{1 - \cos {}^{2} ( \alpha ) }$

$= \frac{ \sec {}^{2} ( \alpha ) }{ \sin {}^{2} ( \alpha ) }$

$= \cosec {}^{2} ( \alpha ) \times \sec {}^{2} ( \alpha )$

hope this help u...