Question

1/√7-√4 rationalize it. 1/√7-√4

Answer 1

Step-by-step explanation:

The rationalising factor of 1/(-,/7 - -,/4) is (-,/7 + -,/4).

Answer 2

$\frac{1}{ \sqrt{7} - \sqrt{4} } \frac{ \sqrt{7} + \sqrt{4} }{ \sqrt{7} + \sqrt{4}} \\ = > \frac{ \sqrt{7} + \sqrt{4}}{7 - 4} \\ = > \frac{ \sqrt{7} + \sqrt{4}}{3}$

hope it helps you