Question

resolva as equaçoes do 2 grau X2+3x=0

Answer 1

x²+3x=0
∆= 3²-4.1.0
∆= 9-0
∆=9

x= -3 +- √9/ 2.1
x¹= -3+9/2 = -6/2= -3
x²= -9-9/2 = -12/2 = -6