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]

Answer Link

Otras preguntas

what is 3+ √-3 in the form a+bi? HELP PLS
9. Wall paintings were some of the only art well preserved in _______ after Mount Vesuvius erupted.​
my friend needs help finishing this but she isn’t sure what to do..can anyone help please?
Which statement best reflects the poets main message about kindness?
An unknown substance has an empirical formula of CH2 and an experimental molar mass of 56.12 g/mol. Calculate the molecular formula for this compound.​
2. (-x + 3) - (4x - 10)
The author compares the Spaniards to: The author compares the American Indians to:
Why is a written constitution important? A. It explains the history of the country to citizens. B. It ensures that social traditions dictate laws. C. It prov
When working with sources, writer can avoid plagiarism by:
anyone know where to get good amps to get, that aren’t that pricy? (for like an electric guitar)