A- For the following D.E., if its first root is (m₁=-7), prove that the other two roots are (m₂= 1.5), and (m3= -2.5). d³y dx3 dy dx d²y +8 +3.25- 26.25 y = 0 dx² 1
A- For the following D.E., if its first root is (m₁=-7), prove that the other two roots are (m₂= 1.5), and (m3= -2.5). d³y dx3 dy dx d²y +8 +3.25- 26.25 y = 0 dx² 1
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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Transcribed Image Text:A- For the following D.E., if its first root is (m₁=-7), prove that the other two roots are
(m₂= 1.5), and (m3= -2.5).
d³y
dx3
dy
dx
d²y
+8 +3.25- 26.25 y = 0
dx²
1
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