Question

d?y + 2x + y = 0
Solve
dr2
A) y = (4x +B)e-*
B) y = (Ae-* + Be*)
C) y = e*(Acosx + Bsinx)
D) y=ez
13 13
Acos X+B sin
2
2
X​

Answer 1

Answer:

A y=4x+B)

Step-by-step explanation:

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Answer 2

Answer:

y+2x+y=0

$\sf = 2y + 2x = 0$

$\sf = 2y = 0 - 2x$

$\sf= 2y = - 2x$

$\sf = y = \frac{ - 2x}{2} = - x$

So y = -1x

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