4. Solve the given differential equation using variation of parameters. y" + y = secx

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Q4-5. This is Differential Equations subject. please do help me with the following problems. The topic is all about LINEAR DIFFERENTIAL EQUATION OF ORDER n

4. Solve the given differential equation using variation of parameters.
y" + y = secx
5. Use the substitution x = e to transform the given Cauchy-Euler equation to a differential equation
with constant coefficients.
x²y" +10xy' + 8y = x²
Transcribed Image Text:4. Solve the given differential equation using variation of parameters. y" + y = secx 5. Use the substitution x = e to transform the given Cauchy-Euler equation to a differential equation with constant coefficients. x²y" +10xy' + 8y = x²
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