Question

$prove \: the \: following \: identity$
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Answer 1

here is your answer

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Answer 2

Step-by-step explanation:

${ \sec}^{2} a + \frac{ { \tan}^{2} a + 1}{ \tan {}^{2} a}$

${ \sec }^{2} a + \frac{ \sin {}^{2} a + { \cos }^{2} a }{ \cos {}^{2}a } \times \frac{ { \cos}^{2}a }{ \sin {}^{2} a }$

$\frac{1}{ \cos {}^{2} a} + \frac{1}{ \sin {}^{2}a }$