Question

aratati ca a< 1 pe 2 a= 2 pe √3 -1 +(√3+1 ) la 2 - √ 108 - √7-4√3

Answer 1

$\frac{2}{ \sqrt{3} -1+3+2 \sqrt{3}+1- \sqrt{108} - \sqrt{7}-4 \sqrt{3} } } = \frac{2}{3- \sqrt{108} - \sqrt{7}- \sqrt{3} }= \frac{2}{-11,55} =-0,17$


Deci a<1/2