Question

please answer the question​

Answer 1

the answer is in the attachment above

thanks:))

Answer 2

Step-by-step explanation:

if x = 5+2√6

$x + \frac{1}{x} \\ = > 5 + 2 \sqrt{6} + \frac{1}{5 + 2 \sqrt{6} } \\ = > \frac{49 + 20 \sqrt{6} + 1 }{5 + 2 \sqrt{6} } \\ = > \frac{50 + 20 \sqrt{6} }{5 + 2 \sqrt{6} }$