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MissMathmatics

f(x)=2x^3-3x^2+3x-2 How many zero's does it have, How many real zeros and what are the real solutions? (This is just an Example on my paper)

  • one year ago
  • one year ago

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  1. Goten77
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    1st derivative test?

    • one year ago
  2. MissMathmatics
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    Yes

    • one year ago
  3. Goten77
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    well that wont help much but the general rule is whatever power its to is how many zeroes it will have -1

    • one year ago
  4. MissMathmatics
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    It asks for the total number of zeros Then asks the number of real zeros

    • one year ago
  5. MissMathmatics
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    It says Function has _____ total zeros and Function has ______ real zeros.

    • one year ago
  6. Goten77
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    k so what ied do is 1st factor and get (x-1)(2x^2 -x+2) then set that = to 0

    • one year ago
  7. MissMathmatics
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    & Solve for X ?

    • one year ago
  8. Goten77
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    yes...well its obvious x=1 is the 1st zero since x-1=0 x=1 now the 2nd 1 is the quadratic part

    • one year ago
  9. MissMathmatics
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    Oh okay . Ty (:

    • one year ago
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