anonymous
  • anonymous
What are the possible number of positive, negative, and complex zeros of f(x) = –2x3 + 5x2 + 6x – 4 ? A:Positive: 2 or 0; Negative: 1; Complex: 2 or 1 B:Positive: 1; Negative: 2 or 0; Complex 2 or 0 C:Positive: 2 or 0; Negative: 1; Complex: 2 or 0 D:Positive: 1; Negative: 2 or 0; Complex: 0 This one has me stumped. I'm leaning towards A, but I'm not sure. Help?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
Anyone?
anonymous
  • anonymous
By inspection i just found out that 1/2 is a root of given equation , Now u can do division to reduce the complexity & get a quadratic equation
anonymous
  • anonymous
Couuld you help walk me through the steps? Sorry, I'm really lousy with math...

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anonymous
  • anonymous
*Could
anonymous
  • anonymous
Let me solve it first . Wait 4 a while
anonymous
  • anonymous
Alright, thank you.
anonymous
  • anonymous
@karakuri Hi Please find the attached file. If u find something that needs explaination let me know :)
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anonymous
  • anonymous
Thanks a whole lot! I'll print this out and put it in my notes to review. c: Thanks for answering. <3
anonymous
  • anonymous
My pleasure :)

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