For Exercises 69-84, find the zeros and their multiplicities. Consider using Descartes rule of signs and the upper and lower bound theorem to limit your search for rational zeros. (See Example 10) f x = 4 x 4 + 20 x 3 + 13 x 2 − 30 x + 9
For Exercises 69-84, find the zeros and their multiplicities. Consider using Descartes rule of signs and the upper and lower bound theorem to limit your search for rational zeros. (See Example 10) f x = 4 x 4 + 20 x 3 + 13 x 2 − 30 x + 9
Solution Summary: The author explains that f(x) is a four-degree polynomial and must have four zeros (including multiplicities).
For Exercises 69-84, find the zeros and their multiplicities. Consider using Descartes rule of signs and the upper and lower bound theorem to limit your search for rational zeros. (See Example 10)
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PU+965
4
Which of the following is converge, and which diverge? Give reasons for your answers
with details. When your answer then determine the convergence sum if possible.
+1Σm=1
00
sin
Sn
Lake
55
Which of the following is converge, and which diverge? Give reasons for your answers
with details. When your answer then determine the convergence sum if possible.
5700
2n=2√2+n
C
Ministry of Higher Education &
Scientific Research
Babylon University
College of Engineering-
musayab
Homobile Department
Subject :Numerical Analyses
Stage: Third
Time: 90 min
Date: 25-4-2023
2nd month exam/2nd semester (2022-2023)
Note: Answer all questions, all questions have same degree.
Q1:Given the values
X
5
7
11
13
17
F(x)
150
392
1452
2366
5202
Evaluate f(9),using Newton's divided difference formula
Q2:A slider in a machine moves along a fixed straight rod.its distance (x cm)
along the rod is given below for various values of the time.Find the velocity
and acceleration of the slider when t=0.3 seconds.
t(seconds) 0
X (cm)
30.13
0.1
31.62
0.2 0.3 0.4 0.5 0.6
32.87 33.64 33.95 33.81 33.24
Q3:From the following table,find the area bounded by the curve and x-
axis,between the ordinates x=7.74 to x=7.52 using Simpson's 1/3 rule.
X
y=f(x)
7.47 7.48
1.93 1.95
7.49
1.98
7.50 7.51 7.52
2.01 2.03 2.06
Q4:Given
y+x
with initial condition y=1 at x=0;find (y) for x=0.1 by
Euler's method.…
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Pu+96er
Which of the following is converge, and which diverge? Give reasons for your answers
with details. When your answer then determine the convergence sum if possible.
21/11
55
a
Which of the following is converge, and which diverge? Give reasons for your answers
with details. When your answer then determine the convergence sum if possible.
1Σn=1 (2-") n°
3" 6"
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
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