Question

resolva a equaçoes do 2 º grau 4x2-12x=0

Answer 1

$4x^2-12x=0 \\ \\ x(4x-12)=0 \\ \\ x=0 \\ \\ 4x-12=0 \\ \\ 4x=12 \\ \\ x= \frac{12}{4} =3$

S={0,3}