1 - cos² z 81. lim 2-0 In (1-2) + sin z
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Can you show every step to solving problem 81? You do not have to do part B.
Transcribed Image Text:In Exercises 77-82:
a. Use power series to evaluate the limit.
Tb. Then use a grapher to support your calculation.
77. lim
x0e²x
7 sin x
1
1
1-0 2-2 cost
79. lim
81. lim
7/1)
1 - cos²z
20 In (1-2) + sin z
78. lim
8-0
80. lim
h→0
-e-20
0 - sin 0
(sin h)/h - cos h
h²
82. lim.
y-0 cos y
y²
cosh y
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