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Old Jun6-09, 11:04 PM                  #1
evagelos

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continuity ,a formal proof

Give a formal proof that the function , f(x) = 2x + 3 is continuous over the real Nos R
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Old Jun6-09, 11:34 PM                  #2
Hurkyl

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Re: continuity ,a formal proof

Why?
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Old Jun7-09, 06:47 AM                  #3
HallsofIvy

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Re: continuity ,a formal proof

What is the definition of "continuous on a set"? That is a good place to start.

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