Question

If $a=(\sqrt{3}+\sqrt{2})$ and $b=(\sqrt{3}-\sqrt{2}),$ find the value of $ab$

Answer 1

$a=\sqrt{3}+\sqrt{2}b=\sqrt{3}-\sqrt{2}ab(\sqrt{3}-\sqrt{2})(\sqrt{3}+\sqrt{2}){\sqrt{3}}^2-{\sqrt{2}}^{2}3-21$