Question

Номер 510 допоможіть будь ласка

Answer 1

№510

$1)~4sqrt{700} -27sqrt{7} =4sqrt{100*7} -27sqrt{7} =4*10sqrt{7} -27sqrt{7} =40sqrt{7} -27sqrt{7} =13sqrt{7} \2)sqrt{75} -6sqrt{3} =5sqrt{3} -6sqrt{3} =-sqrt{3} \3)~2sqrt{50} -8sqrt{2} =10sqrt{2} -8sqrt{2} =2sqrt{2} \4)~5sqrt{12} - 7sqrt{3} =10sqrt{3} -7sqrt{3} =3sqrt{3} \5)~3sqrt{72} -4sqrt{2} =18sqrt{2} -4sqrt{2} =14sqrt{2} \6)~frac{1}{3} sqrt{108}+sqrt{363} -frac{2}{9} sqrt{243} =2sqrt{3} +11sqrt{3} -2sqrt{3} =11sqrt{3}$