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anonymous

  • 5 years ago

find fist and second derivate x^2 - 2x + 1/ x+1

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  1. anonymous
    • 5 years ago
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    qoutient rule?

  2. anonymous
    • 5 years ago
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    So if marginal profit is P(x) = 3x^2 - 10x +7, and P'(x) =, 6x - 10, what do I do?

  3. Vijay
    • 5 years ago
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    \[y' = 2(x-1)/(x+1) -(x-1)/ (x+1)^2\]

  4. Vijay
    • 5 years ago
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    \[1st derivative (y') =(x^2 +2x - 3) / (x+1)^2 \]

  5. anonymous
    • 5 years ago
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    im still confused i undertand until y' but the other part where does it come from??

  6. Vijay
    • 5 years ago
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    u mean the 2nd answer, if u factorise (x-1)/(x+1) from 1st answer , u will get

  7. anonymous
    • 5 years ago
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    oh i see it know so basically to get now the 2nd derivate use that and go from there

  8. Vijay
    • 5 years ago
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    yes

  9. anonymous
    • 5 years ago
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    thanks

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