3. S=₁ 3 2 n=0n +9 = 3 3 + 9 10 13 18 25 34 339 + + 3 3 3 + +-+... (a) Use the integral test to show that S converges. (b) Use a calculator to find $20, accurate to six decimal places. (c) Use S20 and Sn + n+l f(x) dx ≤ S≤s + f(x)dx to find a range of possible values for accurate to six decimal places.

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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3. S=
3
n=0 n +9
3
=-
9
2
3 3 3 3 3
+
.+...
+
+
+
+
10 13 18 25 34
3
(a) Use the integral test to show that S converges.
(b) Use a calculator to find s20, accurate to six decimal places.
A
8
<
Th
(c) Use $20 and 5, +
Sn
n+1
f(x)dx ≤ S≤s + f(x)dx to find a range of possible values for S,
accurate to six decimal places.
Transcribed Image Text:3. S= 3 n=0 n +9 3 =- 9 2 3 3 3 3 3 + .+... + + + + 10 13 18 25 34 3 (a) Use the integral test to show that S converges. (b) Use a calculator to find s20, accurate to six decimal places. A 8 < Th (c) Use $20 and 5, + Sn n+1 f(x)dx ≤ S≤s + f(x)dx to find a range of possible values for S, accurate to six decimal places.
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