Consider the functions fi(x) = 6x, f2(x) = 3x², and f3(x) = 12x + 3x². A) If fi and f2 are solutions of the DE x²y" – 2xy' + 2y = 0, show that f3(x) is also a solution for the DE. B) Use the Wronskian to show that fi,f2 and f3 are linearly dependent on the interval (-0, 0).

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Consider the functions
fi(x) = 6x, f2(x) = 3x², and
f3(x) = 12x + 3x².
A) If
fi and
f2 are solutions of the DE
x²y" – 2xy + 2y = 0, show that
f3(x) is also a solution for the DE.
B) Use the Wronskian to show that
fi,f2 and
f3 are linearly dependent on the interval
(-0, 00).
Transcribed Image Text:Consider the functions fi(x) = 6x, f2(x) = 3x², and f3(x) = 12x + 3x². A) If fi and f2 are solutions of the DE x²y" – 2xy + 2y = 0, show that f3(x) is also a solution for the DE. B) Use the Wronskian to show that fi,f2 and f3 are linearly dependent on the interval (-0, 00).
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