21-28 - Estimating Limits Graphically Use a graphing device to determine whether the limit exists. If the limit exists, estimate its value to two decimal places. x* + x + 3x - 5 21. lim 1- 2x2 - 5x + 3 22. lim 1--0 cos 5x - cos 4x x' + 6x? - 5x + 1 -23. lim In(sin'x) 24. lim 1-42 x - x - 8x + 12 2 26. lim sin - •25. lim cos 1-0 3| 27. lim 28. lim 3 x- 3 1-40 1 + e

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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21-28 - Estimating Limits Graphically Use a graphing device
to determine whether the limit exists. If the limit exists, estimate
its value to two decimal places.
x* + x + 3x - 5
21. lim
1- 2x2 - 5x + 3
22. lim
1--0 cos 5x - cos 4x
x' + 6x? - 5x + 1
-23. lim In(sin'x)
24. lim
1-42 x - x - 8x + 12
2
26. lim sin -
•25. lim cos
1-0
3|
27. lim
28. lim
3 x- 3
1-40 1 + e
Transcribed Image Text:21-28 - Estimating Limits Graphically Use a graphing device to determine whether the limit exists. If the limit exists, estimate its value to two decimal places. x* + x + 3x - 5 21. lim 1- 2x2 - 5x + 3 22. lim 1--0 cos 5x - cos 4x x' + 6x? - 5x + 1 -23. lim In(sin'x) 24. lim 1-42 x - x - 8x + 12 2 26. lim sin - •25. lim cos 1-0 3| 27. lim 28. lim 3 x- 3 1-40 1 + e
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