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Mathematics 20 Online
OpenStudy (anonymous):

What is the annihilator for t^2e^t?

OpenStudy (anonymous):

my guess is (D-3)^3 but I don't know how to make sure I am right.

OpenStudy (gorv):

is it (t^2 )*e^t ???????

OpenStudy (gorv):

@xartaan

OpenStudy (anonymous):

\[t^2e^t\]

OpenStudy (anonymous):

It should be something that \[? * t^2e^t = 0\] right?

OpenStudy (gorv):

ok i will try

OpenStudy (gorv):

use integration by parts

OpenStudy (gorv):

@xartaan got it????

OpenStudy (anonymous):

sure

OpenStudy (gorv):

need further help???

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