3psilon
  • 3psilon
What intervals are y = (x^2+1)/x^2 concave upward?
Mathematics
schrodinger
  • schrodinger
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3psilon
  • 3psilon
How do you determine concavity again?
anonymous
  • anonymous
f(x) * f''(x) <0
3psilon
  • 3psilon
elaborate please ?

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mathmate
  • mathmate
f"(x) is the second derivative of f(x), which is the function "y" in your post. I assume you have done or are doing cal 1 (differential calculus)

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