1. Show that if the Wronskian of Y₁ and Y₂ is nonzero then so is the Wronskian of 2Y₁ and Y₁ + Y₂. 2 Calculato lif
1. Show that if the Wronskian of Y₁ and Y₂ is nonzero then so is the Wronskian of 2Y₁ and Y₁ + Y₂. 2 Calculato lif
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:1. Show that if the Wronskian of Y₁ and Y₂ is nonzero then so is the Wronskian of 2Y₁ and
Y₁ + Y₂.
2. Calculate the determinant of the matrix and simplify
det
104
-218
2 3 3
3. Write down a differential equation for which Yp(t) = (At² + Bt) cos(4t) + (Ct² + Dt) sin(4t)
could be the guess for the Method of Undetermined Coefficients.
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