Question

please give me the answers of these two questions

Answer 1

QUESTION NO. 14
√3=1.732.......
So, two irrational numbers between 2&√3 are
i}1.70546248627811687711............
ii}1.7142671188147732188416114...........
QUESTION NO. 15
$\frac{1}{1 - \sqrt{7} } = \frac{1}{1 - \sqrt{7} } \times \frac{1 + \sqrt{7} }{1 + \sqrt{7} } \\ = \frac{1 + \sqrt{7} }{(1) {}^{2} - ( \sqrt{7} ) {}^{2} } = \frac{1 + \sqrt{7} }{1 - 7} \\ = \frac{1 + \sqrt{7} }{ - 6} = - \frac{1 + \sqrt{7} }{6}$