Question

The rationalisation factor of \[2 + \sqrt{3}\] is 

Options

• \[2 - \sqrt{3}\]

• \[2 + \sqrt{3}\]

• \[\sqrt{2} - 3\]

• \[\sqrt{3} - 2\]

Answer 1

We know that rationalization factor for `a+sqrt b` is `a-sqrtb` . Hence rationalization factor of  `2+sqrt3` is `2-sqrt3 `.