f(x)=x-1/x+1 at c=-1

What 3 conditions of continuity can I use to justify the answer

f(x)=x-1/x+1 at c=-1

What 3 conditions of continuity can I use to justify the answer

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Olney, MD

The first condition or rule of continuity is that f(x) be defined at the point c.

f(-1) = (-1-1)/(-1+1) = -2/0

Division by zero is undefined, so f(x) is undefined at the point x=-1 and therefore not continuous at x=-1.

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