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Asked Aug 14, 2019
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I need help for problem 1. Thanks!

RCISES 2.3
1. Prove that if lim f (x) exists, it must be unique. (Hint: Ifl and m are two putative limits,cf
Xa
8 = e -m |l/2.)
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RCISES 2.3 1. Prove that if lim f (x) exists, it must be unique. (Hint: Ifl and m are two putative limits,cf Xa 8 = e -m |l/2.)

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Step 1

Suppose there are two limits for f(x) as x tends to a named as l and m.

Them, the uniqueness of ...

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lim f(x) xa Ve> 0,3 0 such that f(x)-1 <e, whenever x -a lim f(x)= m xa VE>0,3 0 such that f(x)-m<e,whenever |x -a|<6,

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