Determine the concavity of f(x)=xlnx

  1. Determine the concavity off(x)=xlnx I end up with F''(x)=1/x, where it would be concave up when x>0 and concave down when x<0 Is
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    2. Isabella asked by Isabella
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  2. For the function below, determine the intervals of concavity:f(x)=xlnx I tried doing it but the second derivative would always
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    2. Isabella asked by Isabella
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  3. Determine the concavity for f(x)= 4/x^2-1I took the second derivative and solved for zeros. I got x=-1 and x=1. However when
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    2. Lisa asked by Lisa
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  4. Present the concavity test and explain how to use� ′ ′ ( � ) f ′′ (x) to determine concavity.
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  5. How to differentiate f(x)=e^(xlnx)?I get f'(x)=e^(xlnx) (1+lnx) while at wolfram is x^x(ln x+x)...sorry for my miscalculation /
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    2. Ifi asked by Ifi
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  6. How would you write open intervals for concavity? After you find the second derivative of a fuction; How would you go about
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    2. Mercy asked by Mercy
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  7. Find the coordinates of the turning point and determine wether it is minimum or maximum.y=xlnx-2x The answer in the book says
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    2. Mark asked by Mark
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  8. When given the f graph, how do you determine extrema of F(x)? Concavity of F(x)?
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    2. Anonymous asked by Anonymous
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  9. The section is on concavity and the second derivative test, the question is:Determine all significant features and sketch a
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    2. Sandra Gibson asked by Sandra Gibson
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  10. FOr the function f(x)=x^2e^xFind the critical points, increasing decreasing, first and second derivative and concavity I am
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    2. songyi asked by songyi
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