Question

ajutatima ..aduceti la o forma mai simpla :$\sqrt{48} - 13 \sqrt{ \frac{12}{25} + \sqrt{4 \frac{8}{25} }$

Answer 1

$4 \sqrt{3}-13 \sqrt{ \frac{12}{25}+ \sqrt{ \frac{108}{25} } }=4 \sqrt{3}-13 \sqrt{ \frac{12}{25} + \frac{6 \sqrt{3} }{5} }=4 \sqrt{3}-13 \sqrt{ \frac{12+30 \sqrt{3} }{25} }$
$4 \sqrt{3}- \frac{13}{5} \sqrt{12+30 \sqrt{3} }$