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In Exercises 87-89, use GRAPH and TRACE to find each limit. When necessary, state that the limit does not exist. x - 5 x2 - 4x - 5 find lim f(x) and lim f(x). 89. For f(x) X-1 Sx² – 2, for x < 0, 12 - x², for x 2 0, find lim f(x) and lim f(x). 87. For f(x) = Answers to Quick Checks X-2 1. (a) f(3) does not exist; (b) 6 2. (a) 1, 7, does not exist; (b) 3 3. (a) 3; (b) 3; (c) 3 4. (a) Limit does 20x2 88. For g(x) x + 2x2 + 5x find lim g(x) and lim g(x). not exist; (b) 5; (c) 6

In Exercises 87-89, use GRAPH and TRACE to find each limit. When necessary, state that the limit does not exist. x - 5 x2 - 4x - 5 find lim f(x) and lim f(x). 89. For f(x) X-1 Sx² – 2, for x < 0, 12 - x², for x 2 0, find lim f(x) and lim f(x). 87. For f(x) = Answers to Quick Checks X-2 1. (a) f(3) does not exist; (b) 6 2. (a) 1, 7, does not exist; (b) 3 3. (a) 3; (b) 3; (c) 3 4. (a) Limit does 20x2 88. For g(x) x + 2x2 + 5x find lim g(x) and lim g(x). not exist; (b) 5; (c) 6

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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In Exercises 87-89, use GRAPH and TRACE to find each limit. When necessary, state that the limit does not exist. x - 5 x2 - 4x - 5 find lim f(x) and lim f(x). 89. For f(x) X-1 Sx² – 2, for x < 0, 12 - x², for x 2 0, find lim f(x) and lim f(x). 87. For f(x) = Answers to Quick Checks X-2 1. (a) f(3) does not exist; (b) 6 2. (a) 1, 7, does not exist; (b) 3 3. (a) 3; (b) 3; (c) 3 4. (a) Limit does 20x2 88. For g(x) x + 2x2 + 5x find lim g(x) and lim g(x). not exist; (b) 5; (c) 6
Transcribed Image Text:In Exercises 87-89, use GRAPH and TRACE to find each limit. When necessary, state that the limit does not exist. x - 5 x2 - 4x - 5 find lim f(x) and lim f(x). 89. For f(x) X-1 Sx² – 2, for x < 0, 12 - x², for x 2 0, find lim f(x) and lim f(x). 87. For f(x) = Answers to Quick Checks X-2 1. (a) f(3) does not exist; (b) 6 2. (a) 1, 7, does not exist; (b) 3 3. (a) 3; (b) 3; (c) 3 4. (a) Limit does 20x2 88. For g(x) x + 2x2 + 5x find lim g(x) and lim g(x). not exist; (b) 5; (c) 6
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