109_sp2011_ex3_continuityhw3

109_sp2011_ex3_continuityhw3 - x f ( x ) = 1. (b) Prove,...

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109 Spring 2011 - Homework Exercise 3 Addendum on Continuity Due 4/18 Exercise. Consider the function f ( x )= ( x 2 1 x 1 if x 6 =0 0i f x =0 (a) Prove, using the deFnition of limit from lecture, that lim x
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Unformatted text preview: x f ( x ) = 1. (b) Prove, using the deFnition of continuity from lecture, that f ( x ) is not continuous at 0....
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