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InsanelyChaotic

Solve. 9x2 - 21x + 15 = 0

  • one year ago
  • one year ago

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  1. hartnn
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    your answer ?

    • one year ago
  2. mayankdevnani
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    9x^2 – 21x + 15 = 0 You can factor a 3 out of every term!!!! what you get???? @InsanelyChaotic

    • one year ago
  3. InsanelyChaotic
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    one sec:)

    • one year ago
  4. mayankdevnani
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    plz

    • one year ago
  5. InsanelyChaotic
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    |dw:1355838350455:dw|

    • one year ago
  6. mayankdevnani
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    what is this??? is this your answer?

    • one year ago
  7. InsanelyChaotic
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    yeah

    • one year ago
  8. hartnn
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    b^2-4ac = 49-4*3*5=...?

    • one year ago
  9. mayankdevnani
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    VERY SIMPLE!!!!- can you factor a 3 out of every term!!!! @InsanelyChaotic

    • one year ago
  10. hartnn
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    you always make mistke in b^2-4ac term

    • one year ago
  11. mayankdevnani
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    |dw:1355838533398:dw|

    • one year ago
  12. InsanelyChaotic
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    Is it a negative...?

    • one year ago
  13. mayankdevnani
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    @InsanelyChaotic

    • one year ago
  14. InsanelyChaotic
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    excuse me??????

    • one year ago
  15. hartnn
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    yes, b^2-4ac comes out to be negative

    • one year ago
  16. hartnn
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    what your b^2-4ac comes out to be ?? show your work, plz.

    • one year ago
  17. mayankdevnani
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    @InsanelyChaotic can you solve it??? or done it???? be fast!!!! its so simple one

    • one year ago
  18. InsanelyChaotic
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    haha if only it was that easy mayan

    • one year ago
  19. mayankdevnani
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    plz answer it !!!!

    • one year ago
  20. InsanelyChaotic
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    |dw:1355838742600:dw|

    • one year ago
  21. hartnn
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    with practice, it will become easy

    • one year ago
  22. hartnn
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    haha, can't see what u wrote under sqrt.

    • one year ago
  23. InsanelyChaotic
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    |dw:1355838819272:dw|

    • one year ago
  24. mayankdevnani
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    |dw:1355838819812:dw|

    • one year ago
  25. hartnn
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    no, b^2-4ac = 7^2-4*3*5=.... ?

    • one year ago
  26. mayankdevnani
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    @InsanelyChaotic hey!!!! cool down!!!! can you solve it!!!! answer it!!!! be fast m waiting

    • one year ago
  27. InsanelyChaotic
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    Ok, let me try again, but i need to know if the outcome will be negative or not?

    • one year ago
  28. InsanelyChaotic
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    haha dude i'm calm

    • one year ago
  29. hartnn
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    yes, b^2 -4ac comes out to be negative

    • one year ago
  30. InsanelyChaotic
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    thanks

    • one year ago
  31. mayankdevnani
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    @hartnn i am wrong??

    • one year ago
  32. hartnn
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    u mised a 'x' , 21x/3

    • one year ago
  33. InsanelyChaotic
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    |dw:1355839012827:dw|

    • one year ago
  34. mayankdevnani
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    |dw:1355839027039:dw|

    • one year ago
  35. hartnn
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    thats correct @InsanelyChaotic

    • one year ago
  36. hartnn
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    oh, wait, it will be +7

    • one year ago
  37. InsanelyChaotic
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    so it is negative?

    • one year ago
  38. radar
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    |dw:1355839200084:dw|

    • one year ago
  39. hartnn
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    yup

    • one year ago
  40. radar
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    It is complex

    • one year ago
  41. hartnn
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    yes, x is complex......because b^2-4ac was negative

    • one year ago
  42. InsanelyChaotic
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    thank you guys

    • one year ago
  43. radar
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    |dw:1355839327257:dw|

    • one year ago
  44. hartnn
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    welcome ^_^

    • one year ago
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