tristasbarker03 tristasbarker03
  • 02-04-2019
  • Mathematics
contestada

Can someone help me please

Can someone help me please class=

Respuesta :

gmany
gmany gmany
  • 09-04-2019

Answer:

8

Step-by-step explanation:

[tex]\text{The quadratic equation:}\ ax^2+bx+c=0.\\\\\text{We have}\ x^2-4x+2=0\\\\a=1,\ b=-4,\ c=2\\\\\text{Substitute to}\ b^2-4ac:\\\\b^2-4ac=(-4)^2-4(1)(2)=16-8=8[/tex]

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