Question

Resolva essa equação do segundo grau incompleta, onde c=0
$2x^2-6x=0$

Answer 1

$2x^2-6x=0\\2x(x-3)=0\\\\2x_1=0\\\boxed{x_1=0} \\\\x_2-3=0\\\boxed{x_2=3}\\\\S=\{0,3\}$