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poshbagel

R(x) = 2x^5 + 5x^3 + 6x^2 − 6 List all possible rational zeros given by the Rational Zeros Theorem (but don't check to see which actually are zeros). (Enter your answers as a comma-separated list.)

  • one year ago
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  1. poshbagel
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    came up with +- 6 3 2 1 and its wrong =(

    • one year ago
  2. radh
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    The 8 you have are right. However, you're missing two others that aren't integers.

    • one year ago
  3. radh
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    *4 others (with + and -)

    • one year ago
  4. poshbagel
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    yes hold on let me give you all my numbers

    • one year ago
  5. poshbagel
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    -6,-3,-2,-1,1,2,-3,6 ?

    • one year ago
  6. poshbagel
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    \[R(x)=2x^5+5x^3+6x^2-6\]

    • one year ago
  7. radh
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    Yeah, that's what I said was correct. But there are 4 non-integers (fractions) that you're missing.

    • one year ago
  8. poshbagel
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    Am I missing a fraction 1/2?

    • one year ago
  9. poshbagel
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    not sure what to do next

    • one year ago
  10. radh
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    Yeah, that's one of the two fractions.

    • one year ago
  11. poshbagel
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    okay help me with the other fraction please haha

    • one year ago
  12. radh
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    Yeah, sure. Can you first tell me how you got these answers? Because I have the answer, but my method may be different.

    • one year ago
  13. poshbagel
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    3/2?

    • one year ago
  14. radh
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    and yes. That's it.

    • one year ago
  15. poshbagel
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    yeeeeeeeeeeeS

    • one year ago
  16. radh
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    +- for both, and that's all the answers, I'm pretty sure. Good job.

    • one year ago
  17. poshbagel
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    thankyou

    • one year ago
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