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ksaimouli

  • 4 years ago

plz help me (x+1)(x^2-3x+2)<0 slove the polynomial inequalities using sign chart plz help me

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  1. ksaimouli
    • 4 years ago
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    help me bro

  2. anonymous
    • 4 years ago
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    (x+1) = 0 OR (x^2 -3x +2) =0 x = -1 OR X=1 OR x = 2 |dw:1327963490190:dw|

  3. anonymous
    • 4 years ago
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    http://www.wolframalpha.com/input/?i=+%28x%2B1%29%28x%5E2-3x%2B2%29%3C0

  4. ksaimouli
    • 4 years ago
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    how did u get - for 1 and 2

  5. ksaimouli
    • 4 years ago
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    iam stuck their

  6. anonymous
    • 4 years ago
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    Just fill in a value in the function. between 1 and 2 choose 1.5 or smthng

  7. anonymous
    • 4 years ago
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    (x+1)(x^2-3x+2) x = 1.5 1.5 + 1 is positive 1.5^2 -4.5 +2 is negative, hence it's negative

  8. ksaimouli
    • 4 years ago
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    ok got u thx bro

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