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The characteristic equation of the differential equation 2 y (4) + 11 y (3) + 18 y " + 4 y' - 8 y = 0 is .A does not exist .B 2 r 4 + 11 r 3 + 18 r 2 + 4 r - 8=0 .C 2r4 + 11 r 3 + 18 r 2 + 4 –- 8=0 .D (2r-1)(r+2)=0

The characteristic equation of the differential equation 2 y (4) + 11 y (3) + 18 y " + 4 y' - 8 y = 0 is .A does not exist .B 2 r 4 + 11 r 3 + 18 r 2 + 4 r - 8=0 .C 2r4 + 11 r 3 + 18 r 2 + 4 –- 8=0 .D (2r-1)(r+2)=0

Advanced Engineering Mathematics
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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The characteristic equation of the differential + 11 y (3) + 18 y (4) equation 2 y + 4 y' - 8 y = 0 is %3D .A does not exist .B 2r4 + 11 r 3 + 18 r 2 + 4 r - 8=0 .C 2r 4 + 11 r 3 + 18 r 2 + 4 - 8=0 .D (2r-1)(r+2)=0
Transcribed Image Text:The characteristic equation of the differential + 11 y (3) + 18 y (4) equation 2 y + 4 y' - 8 y = 0 is %3D .A does not exist .B 2r4 + 11 r 3 + 18 r 2 + 4 r - 8=0 .C 2r 4 + 11 r 3 + 18 r 2 + 4 - 8=0 .D (2r-1)(r+2)=0
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