anonymous
  • anonymous
Which is continuous for all real values of x? A. (x^2+5)/(x^2-1) B. 3/(x^2+1) C. |x-1|
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
x^2+1 is never 0 |x-1| has no derivative at x=1 x^2-1=0 at x=1 what can you say?
anonymous
  • anonymous
It would be be A then right?
anonymous
  • anonymous
how?

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sirm3d
  • sirm3d
@surjithayer differentiability is not a requirement for continuity, but the other way around.
anonymous
  • anonymous
agreed
anonymous
  • anonymous
then both B and C are continuous
anonymous
  • anonymous
Okay that makes sense, thank you!
anonymous
  • anonymous
i was thinking other way but i was wrong so B and C

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