Math, asked by svedhavarshan, 3 months ago

Solve (D^2+16)y=e^-3x+cos4x​

Answers

Answered by aniladivedi8
3

Step-by-step explanation:

If (D + 16)y = cos 4x

Here the auxiliary equation is m + 16 = 0

m = ± 4

Complementary function

= (A cos 4x + B sin 4x)

& Particular Integral (P.I.)

But

Solution y = Complementary function

+ Particular Integral

y = A cos 4x + B sin 4x + sin 4 x

Answered by sana21300
4
here is the full solution with proper method and explanation

hope you find it helpful and understand it
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