Question

simplify (2+√3) × (2-√3)​

Answer 1

$\huge\underline\fcolorbox{red}{cyan}{1}$

Step-by-step explanation:

$=>(2+\sqrt{3})(2-\sqrt{3}) \\ =>\bf\color{orange}{(a+b)(a-b) = a² - b²} \\ => (2)² - (\sqrt{3})² \\ => 4 - 3 \\ => \boxed{1}$

Hope it helped