Question

(2-√3)-(2+√3) how to solve this?​

Answer 1

$</p><p></p><p>\Rightarrow \quad \left( 2 - \sqrt{3} \right) \left( 2 + \sqrt{3} \right) \\ \\ \Rightarrow \quad (2)^{2} - (\sqrt{3})^{2} \qquad \quad \left( \because (a + b)(a - b) = a^{2} - b^{2} \right)</p><p></p><p>\\ \\</p><p></p><p>\Rightarrow \quad 4 - 3 \\ \\</p><p></p><p>\Rightarrow \quad \bold{1}</p><p></p><p>$