Question

(D²-D+6)y=5e
$(D²-D+6)y=5e {5x}^$
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Answer 1

Answer:

Solve the differential equation

(D3−3D2+4D−2)y=(ex+cosx),

where D=ddx.

Here, for ex, we place coefficient of x in place of D which is 1 but D=1 is solution for given equation. So how to solve this for particular integral?