For the polynomial P(x) = a* + 10a° – 12a? – 20x +1 apply root squaring method to obtain P (x) = P2(x) P3(2) Based on the coefficients of P3(x) The root a1 of largest absolute value for P(x) is The root az of second largest absolute value for P(æ) is The root az of third largest absolute value for P(x) is
For the polynomial P(x) = a* + 10a° – 12a? – 20x +1 apply root squaring method to obtain P (x) = P2(x) P3(2) Based on the coefficients of P3(x) The root a1 of largest absolute value for P(x) is The root az of second largest absolute value for P(æ) is The root az of third largest absolute value for P(x) is
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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Expert Solution
Step 1
Given that
Using Graeffe's Root squaring Method, then
So, put all even powers of x one side of equality sign and all odd powers of x other side of equality sign then
Take square on both side, we get
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