• Matéria: Matemática
  • Autor: Hyanna123
  • Perguntado 8 anos atrás

5 x ao quadrado + 10x = 0


joicyemariafor1: quer o cauculo ?
mlhs495: 5x²+10x=0
mlhs495: Vamos resolver?
mlhs495: 5x²+10x=0
mlhs495: 5x(x+2)=0
mlhs495: 5x=0 ;x=0/5=0
mlhs495: X+2=0; x=-2
mlhs495: X'=0;x"=-2

Respostas

respondido por: Anônimo
5
5x² + 10x = 0
5x.(x + 2) = 0
5x = 0
x = 0/5
x = 0

x + 2 = 0
x = - 2

R.: (0, - 2)
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