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  • 06-05-2017
  • Mathematics
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What is the value of b2 - 4ac for the following equation?

2x2 + 3x = -1

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Kmieteczka
Kmieteczka Kmieteczka
  • 06-05-2017
[tex]2x^2+3x=-1[/tex]
[tex]2x^2+3x+1=0[/tex]
[tex]\Delta=b^2-4ac[/tex]
[tex]a=2[/tex]
[tex]b=3[/tex]
[tex]c=1[/tex]

[tex]\Delta=3^2-4*2*1=9-8=1[/tex]

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