anonymous
  • anonymous
There is a critical point of the function f(x)=(e^x)/(x^2+1) at.....
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
\[f'(x)=(e ^{x}(2x)-(x ^{2}+1)e ^{x})/(x ^{2}+1)\]
anonymous
  • anonymous
find where that is 0
anonymous
  • anonymous
f'(1)=0

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anonymous
  • anonymous
Should quotient rule be used to differentiate? or Product rule and Chain rule together?
anonymous
  • anonymous
its quotient rule, i did it for you
anonymous
  • anonymous
remember d/dx of e^x is e^x so dont get confused
anonymous
  • anonymous
Should the denominator be (x^2+1)^2?
anonymous
  • anonymous
oh yes it should be, there you go i didn even pay attention when i did it
anonymous
  • anonymous
obviously you understand now so thats good
anonymous
  • anonymous
Yup, thank you!

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