Question

aratati ca $\frac{1}{4+2 \sqrt{3} } + \frac{1}{4-2 \sqrt{3} }=2$

Answer 1

$\frac{4-2 \sqrt{3}+4+2 \sqrt{3} }{(4+2 \sqrt{3})(4-2 \sqrt{3}) }= \frac{8}{16-12} = \frac{8}{4}=2$