If r1 and r2 are the roots of the characteristic equation of the differential equation y′′−y′−6y=0, then we can state that: a. r1⋅r2=−6y r1+r2=−1 b. r1⋅r2=−1y r1+r2=6 c. r1⋅r2=6y r1+r2=1 d. r1⋅r2=−6y r1+r2=1
If r1 and r2 are the roots of the characteristic equation of the differential equation y′′−y′−6y=0, then we can state that: a. r1⋅r2=−6y r1+r2=−1 b. r1⋅r2=−1y r1+r2=6 c. r1⋅r2=6y r1+r2=1 d. r1⋅r2=−6y r1+r2=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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If r1 and r2 are the roots of the characteristic equation of the differential equation y′′−y′−6y=0, then we can state that:
a. r1⋅r2=−6y r1+r2=−1
b. r1⋅r2=−1y r1+r2=6
c. r1⋅r2=6y r1+r2=1
d. r1⋅r2=−6y r1+r2=1
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