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HannahJ Group Title

9x^2+9x-28

  • 3 years ago
  • 3 years ago

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  1. saifoo.khan Group Title
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    quadratic equation.

    • 3 years ago
  2. saifoo.khan Group Title
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    u want factors or value of x?

    • 3 years ago
  3. HannahJ Group Title
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    factors

    • 3 years ago
  4. johnthomasappling Group Title
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    Yes, use the quadratic equation.

    • 3 years ago
  5. Alexis1994_13 Group Title
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    Again that. How we can use quadratic equation ??? He don't says 9x^2+9x-28=0! he just says 9x^2+9x-28! This is nothing guys!

    • 3 years ago
  6. HannahJ Group Title
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    thats what the problem is!

    • 3 years ago
  7. johnthomasappling Group Title
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    It should be set to 0, you are correct.

    • 3 years ago
  8. Alexis1994_13 Group Title
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    the better thing that you can do is this: 9x(x-9)-28.

    • 3 years ago
  9. Alexis1994_13 Group Title
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    *** 9x(x+1)-28

    • 3 years ago
  10. Dana400 Group Title
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    how will that help us?

    • 3 years ago
  11. Alexis1994_13 Group Title
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    You can't do anything else,only factorization.

    • 3 years ago
  12. Dana400 Group Title
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    Oh, I see! I thought it's finding x. Sorry, my bad >_< Thanks Alexis =)

    • 3 years ago
  13. Harkirat Group Title
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    9x^2 + 9x - 28 (ac = 9*-28 = -252) 9x^2 + 21x - 12x - 28 3x(3x + 7) -4(3x + 7) (3x - 4)(3x + 7)

    • 3 years ago
  14. HannahJ Group Title
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    THANK YOU!!!

    • 3 years ago
  15. Harkirat Group Title
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    u r welcome.....☺☻☺

    • 3 years ago
  16. HannahJ Group Title
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    :) can you help me with some more?

    • 3 years ago
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