anonymous
  • anonymous
I think i got this right: Which equation is NOT a quadratic equation? A. y = x^2 + 6x - 5 B. y = 2x + 5 C. y = 2x^2 + 5 D. y = 4x^2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
deg(f(x))>1 is a quadratic therefore B is linear not quadratic
anonymous
  • anonymous
b
KingGeorge
  • KingGeorge
@CoCoTsoi The degree has to be exactly 2 to be a quadratic. So while B is correct, if the degree were 3 it would not be a quadratic. Rather, it would be a cubic.

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anonymous
  • anonymous
Okay thnk u guys very much ;)
anonymous
  • anonymous
@kinggeorge, you are right. I have made a mistake. Thanks for teaching me. :D
KingGeorge
  • KingGeorge
Don't worry, everyone makes their own mistakes.

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