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giggles123 Group Title

Find the values of C such that the graph of F(x)=x^4+2x^3+Cx^2+2x+2 is concave upward everywhere @Mathematics

  • 2 years ago
  • 2 years ago

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  1. asnaseer Group Title
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    concave upwards implies the 2nd derivative is less than zero.

    • 2 years ago
  2. asnaseer Group Title
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    do you know how to calculate the 2nd derivative?

    • 2 years ago
  3. JamesJ Group Title
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    You mean the 2nd derivative is GREATER than zero.

    • 2 years ago
  4. asnaseer Group Title
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    yes, @JamesJ is right, I only read the "upward everywhere" part and assumed the wrong shaped curve. this site may help explain more: http://www.math.hmc.edu/calculus/tutorials/secondderiv/

    • 2 years ago
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