Data
Base
ID
:
[19698]
Book
:
Elementary
Differential
Equations.
By
R.L.E.
Schwarzenberger.
Chapman
and
Hall.
London.
First
Edition
(1969)
Book
section
:
Chapter
5.
Linear
equations.
Exercises
at
page
85
Book
problem
number
:
7
(iii)
The
problem
:
\[ \begin {array}{>{\displaystyle }r @{\;} >{\displaystyle }l} x^{\prime \prime }+2 x^{\prime }+4 x&={\mathrm e}^{t} \cos \left (2 t \right )\\ x \left (0\right )&=0\\ x^{\prime }\left (0\right )&=1\\ \end {array} \]
Date
solved
:
Monday, June 15, 2026 at 09:42:43 AM
CAS
classification
:
[[_2nd_order, _linear, _nonhomogeneous]]
Output
folder
:
18456_Monday_March_31_2025_05_29_47_PM_3788059