Answer the following multiple choice questions by circling the correct response. 1. The graph of = is continuous on y f(x) (a) [0,1]. (b) [0,1). (c) (0,1]. 2. The graph of = is continuous on y f(x) (a) (1, 2). (b) [1, 2). (c) (1, 2]. The graph of = is continuous on 3. y f(x) (a) (3,5]. (b) [3,5]. (c) [3,5). Figure for Exercises 1–3 If , , and , then is continuous 4. (a) at = 2. (b) from the left at = 2. (c) from the right at = 2. x x x 5. The function is continuous for all values of except x (a) (b) 1. (c) and 1. −1. –1 6. If, then is continuous f (a) at = 1. (b) from the left at = 1. (c) from the right at = 1. x x x If , then is continuous at = 1 if 7. f x (a) = 2. (b) = 1. (c) = 3. a a a 8. If , , and is continuous from the right at = 5, then x (a) = 10. (b) = 12. (c) is undefined. f(5) f(5) f(5) The largest interval on the function is continuous is 9. (a) [–10, 10]. (b) [–5,0]. (c) [–5,5]. 10. Which of the following functions is continuous for all values of x? (a) . (b) . (c) . Quiz 2.6 Answers: 1b 2a 3c 4c 5c 6c 7a 8b 9c 10c
Answer the following multiple choice questions by circling the correct response. 1. The graph of y = f(x) is continuous on (a) [0,1]. (b) [0,1). (c) (0,1]. 2. The graph of y = f(x) is continuous on (a) (1, 2). (b) [1, 2). (c) (1, 2]. 3. The graph of y = f(x) is continuous on (a) (3,5]. (b) [3,5]. (c) [3,5). Figure for Exercises 1–3 4. If , , and , then is continuous (a) at x = 2. (b) from the left at x = 2. (c) from the right at x = 2. 5. The function is continuous for all values of x except (a) −1. (b) 1. (c) –1 and 1. 6. If, then f is continuous (a) at x = 1. (b) from the left at x = 1. (c) from the right at x = 1. 7. If , then f is continuous at x = 1 if (a) a = 2. (b) a = 1. (c) a = 3. 8. If , , and is continuous from the right at x = 5, then (a) f(5) = 10. (b) f(5) = 12. (c) f(5) is undefined. 9. The largest interval on the function is continuous is (a) [–10, 10]. (b) [–5,0]. (c) [–5,5]. 10. Which of the following functions is continuous for all values of x? (a) . (b) . (c) . Quiz 2.6 Answers: 1b 2a 3c 4c 5c 6c 7a 8b 9c 10c
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