Quiz 3 Solution

Quiz 3 Solution

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Unformatted text preview: t not continuous Solution: lim x x  lim x 0 f 1 f x  lim x x  lim x 1 2 1 2x 1  1  f 1 ; f is continuous  2; f is differentiable at x  1. ANSWER: ”b” 6. At x  2, f is a) continuous but not differentiable. c) differentiable but not continuous lim x 2 f x  lim x 2 2x 1  3, lim x b) continuous and differentiable d) neither continuous nor differentiable. 12 1 f x  lim x 2 2 x  2; f is not continuous at x  2 Since f is not continuous at x  2, f is not differentiable either. ANSWER: ”d” 7. If p...
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This document was uploaded on 12/11/2013.

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