Question

Y = raiz de 54 - raiz de 216 sobre raiz de 3 menos raiz de 6. Qual o valor de y?

Answer 1

$y = \sqrt{54} - \frac{ \sqrt{216} }{ \sqrt{3} } - \sqrt{6} \\ y = 7,3484692283495 -14,696938456699 \div 1,7320508075688 - 2,4494897427831 \\ y = - 3.586301889$