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anonymous
 one year ago
Which is continuous for all real values of x?
A. (x^2+5)/(x^21)
B. 3/(x^2+1)
C. x1
anonymous
 one year ago
Which is continuous for all real values of x? A. (x^2+5)/(x^21) B. 3/(x^2+1) C. x1

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0x^2+1 is never 0 x1 has no derivative at x=1 x^21=0 at x=1 what can you say?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0It would be be A then right?

sirm3d
 one year ago
Best ResponseYou've already chosen the best response.1@surjithayer differentiability is not a requirement for continuity, but the other way around.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0then both B and C are continuous

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Okay that makes sense, thank you!

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i was thinking other way but i was wrong so B and C
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