Question

simplify
(√3+2) (√3-2)​

Answer 1

Step-by-step explanation:

If you see closely this is a formula

${a}^{2} - {b}^{2} = (a + b)(a - b)$

so it is

${ \sqrt{3} }^{2} - {2}^{2} \\ 3 - 4 \\ - 1$