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Littlebird

  • one year ago

Find a number 'a' such that the limit exists. lim -> -2 (3x^2 + ax + a + 3)/(x^2+x-2)

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  1. Littlebird
    • one year ago
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    I know that this factors to lim -> -2 (3x^2 + ax + a + 3)/(x-1)(x+2)

  2. idku
    • one year ago
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    (3x^2 + ax + a + 3)/(x+2) = (x^2+x-2) so that the top also has x+2 factor to cancel out

  3. idku
    • one year ago
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    solve that for a, and that is your value of a.

  4. idku
    • one year ago
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    I have to go back to my hateful physics.... cu

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