Question

Rationalize the denominator of 5/(7 - 3 √2)​

Answer 1

Step-by-step explanation:

30114−416

48+1873−52

The conjugate of 48+18 is 48−18 

=48+1873−52×48−1848−18

=48−18748×3−73×18−548×2+5

Answer 2

Answer:

$\frac{35+15\sqrt{2} }{31}$

Step-by-step explanation:

$\frac{5}{7-3\sqrt[]{2} }$

=$\frac{5(7+3\sqrt{2} )}{49-18}$

=$\frac{35+15\sqrt{2} }{31}$