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The particular solution of the second-order difference equation
yn+2 - 6yn+1 + 8yn = 0 n 2
subject to the initial conditions y0 = 3 and y1 = 2may be written in the form
yn = A(2n) + B(4n) n 0.
Determine the values of (A, B).
Suggested Answer: D
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12 comments · newest first
JA
Janessa
11 months ago
Are we sure those initial conditions are right?
RO
Rodney
12 months ago
Wait, how do we even get those values?
KA
Karon
12 months ago
I think it's option B, but not too sure.
TI
Tiera
12 months ago
Totally agree, it's definitely a second-order linear equation!
GW
Gwenn
1 year ago
The characteristic equation gives roots 2 and 4.
IL
Ilda
1 year ago
I’m leaning towards option A, but I’m not completely confident. I hope I remember the substitution method correctly!
AD
Adaline
1 year ago
I feel like I’ve seen the form yn = A(2^n) + B(4^n) before, but I can’t recall how to solve for A and B specifically.
QU
Quinn
1 year ago
I think the characteristic equation should help us find the roots, but I’m a bit confused about how to use them with the initial values.
DO
Doug
1 year ago
I remember we practiced a similar difference equation in class, but I’m not sure how to apply the initial conditions here.
DA
Daren
1 year ago
I think the most likely reason is that the developer didn't call the AllocatePublicIpAdress API, which is needed to assign a public IP. That seems like the key step that was likely missed.
YA
Yaeko
1 year ago
Citrix Workspace ADMX templates seem like they could be a good fit here. That would allow me to centrally manage those settings across the environment.
RE
Rebeca
1 year ago
I'm leaning towards "yum" because I recall it being used for package management in similar questions.