2x-7x- 16= 0 a. Good guesses: b. # of positive roots: c. # of negative roots d. # of imaginary roc e. upper bound f. lower bound g. answers: x° + 3x + 2x = 0 a. Good guesses:
2x-7x- 16= 0 a. Good guesses: b. # of positive roots: c. # of negative roots d. # of imaginary roc e. upper bound f. lower bound g. answers: x° + 3x + 2x = 0 a. Good guesses:
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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Need help on A, e,f,g
Transcribed Image Text:3:3,-4
2. 2x -7x- 16 =0
a. Good guesses:
2x +x r4x-8x. 4tx-16-0
b. # of positive roots: 4
c. # of negative roots:
d. # of imaginary roots: +
e. upper bound
f. lower bound
ala)
g. answers:
3. x+ 3x + 2x = 0
a. Good guesses:
b. # of positive roots: 0
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