Posted by **lisa** on Saturday, January 19, 2013 at 9:25pm.

Let f(x)=(2+x)2−4x. Note that f(x) is undefined at x=0. However, in this case, we can find a continuous function g(x) defined at x=0 that agrees with f(x) near x=0. Find the function g(x) that is equal to f(x) when x≠0 such that

g(0)=limx→0f(x).

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