Find the general solution of the given differential equation using variation of parameters. y" + 100y' = sec10t, π 20

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter11: Differential Equations
Section11.CR: Chapter 11 Review
Problem 29CR
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Find the general solution of the given differential equation using variation of parameters.
y" + 100y' = sec10t,
π
20
<t<
I
20
O y = C₁ + c₂cos 10t + c3sin10t +0.0011n|sec10t + tan10t| -0.01tcos 10t + 0.001sin10tln(cos 10t)
O y = C₁ + c₂cos 10t + c3sin10t + 0.0011n|sec10t + tan10t| – 0.01t+ 0.0011n(cos10t)
O y = C₁ + c₂cos 10t + c3sin10t + c4ln|sec10t + tan10t - cstcos 10t + csin10tln(cos10t)
O y = 1 + cos10t+ sin10t+c₁ln|sec10t + tan10t|c₂tcos10t + c3sin10tln(cos10t)
Transcribed Image Text:Find the general solution of the given differential equation using variation of parameters. y" + 100y' = sec10t, π 20 <t< I 20 O y = C₁ + c₂cos 10t + c3sin10t +0.0011n|sec10t + tan10t| -0.01tcos 10t + 0.001sin10tln(cos 10t) O y = C₁ + c₂cos 10t + c3sin10t + 0.0011n|sec10t + tan10t| – 0.01t+ 0.0011n(cos10t) O y = C₁ + c₂cos 10t + c3sin10t + c4ln|sec10t + tan10t - cstcos 10t + csin10tln(cos10t) O y = 1 + cos10t+ sin10t+c₁ln|sec10t + tan10t|c₂tcos10t + c3sin10tln(cos10t)
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ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,