College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter3: Functions
Section3.4: Operations On Functions
Problem 124E
Related questions
Question
Transcribed Image Text:Exercises:
Q1/ Evaluate the following:
1. lim x- 2x +6
5. lim f(x), where f(x) = }
x+ 1
X-1
X-1
x = 1
2. lim
X40
6. lim
X-0
3. lim
X 0 x
7. lim -s
X5 x-25
4. lim +1)2
2x-4
8. lim
r21-2r
X--1 x+1
Q2/ Is the function f(x) =%7
(2x +3 xS4
(7+ x>4
continuous at x = 4?
Q3/ Is the function f(x) =-1
X *1
continuous at x = 1?
x = 1
斗
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