yuliy baryshnikov
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flotsam
october 10
By
yuliy
on
October 9, 2014
in
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,
math 285 updates
,
math285
Solve:
\[
y”-2y’+y=te^t;
\]
\[
y”-2y’+y=t^2e^t;
\]
\[
y”-2y’+y=t^3e^t;
\]
\[
y”+y=t\sin(t);
\]
\[
y”+y=t^2\sin(t);
\]
\[
y”+y=t^3\sin(t);
\]
\[
t^2y”+ty’-4y=t^{-2};
\]
\[
t^2y”-2y=t^{-2};
\]
\[
t^2y”+ty’+y=10t^3.
\]
math285, week of october 6
math285, week of october 13
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