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1.) Removable discontinuity is also called A. essential B. hole C. infinite D. none of these 2.) A function f(x) is said to have a discontinuity at x = c if lim f (x)DNE. A. essential B. hole C. infinite D. removable 3.) When do limits do not exist? A. f(c) DNE C. lim f(x)# lim f(x) B. lim f(x) DNE D. lim f (x)= lim f(x) 4.) Evaluate lim (x-3). A. -3 B. -5 C. 0 D. 6 5.) Evaluate lim V5x + 2 1-5 A. 27 B. 9 C. 3 D. O 6.) Evaluate lim(3x -2)(x +4). A. 25 B. 32 C. 48 D. 64 7.) Evaluate lim x -x+3 1-2x A . B. C. D. 8.) A function is said to be continuous at x = c if I. f(c) exists II. lim f (x) exists III. f (c)= lim f(x) A. I and III B. II and III C. I and II D. all of these For numbers 9- 11, refer to the piece-wise defined function x+7 x5-3 f(x) = 2V1-x if -3 1 9.) What is lim f(x)? A. 0 B. 1 C. 8 D. + 00 10.) What is the limit of the function as x approaches - 3? A. 0 B. 1 C. 4 D. does not exist 11.)What is the limit of the function as x approaches 1? A. 8 B. 0 C. 2 D. does not exist 12.) What is the limit of the function as x approaches positive infinity? A. - 2 B. O C. - 90 D. + 00 13.) What is the limit of the function as x approaches negative infinity? A. - 2 B. O C. - 00 D. + 00