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$\mbox{None of the above}$

${\bf x}(t)=e^{2t}\left (c_1\left [\begin{array}{r}4\\[2mm]-2\end{array}\right ]+c_2\left [\begin{array}{c}1+4t\\[2mm]2t\end{array}\right ]\right )$

${\bf x}(t) =e^{2t}\left (c_1\left [\begin{array}{r}-4\\[2mm]2\end{array}\right ]+c_2\left [\begin{array}{c}1-4t\\[2mm]2t\end{array}\right ]\right )$

${\bf x}(t)=e^{2t}\left (c_1\left [\begin{array}{c}4\\[2mm]2\end{array}\right ]+c_2\left [\begin{array}{c}1+4t\\[2mm]2t\end{array}\right ]\right )$

${\bf x}(t) =e^{2t}\left (c_1\left [\begin{array}{c}4\\[2mm]2\end{array}\right ]+c_2\left [\begin{array}{c}1-4t\\[2mm]2t\end{array}\right ]\right )$

${\bf x}(t)=e^{2t}\left (c_1\left [\begin{array}{r}-4\\[2mm]2\end{array}\right ]+c_2\left [\begin{array}{c}1+4t\\[2mm]2t\end{array}\right ]\right )$

${\bf x}(t)=e^{2t}\left (c_1\left [\begin{array}{c}4\\[2mm]2\end{array}\right ]+c_2\left [\begin{array}{c}1+4t\\[2mm]-2t\end{array}\right ]\right )$

Test:	DELA-Section 3.10-Equal roots-Average
Number of Questions:	4
Time:

	$\mbox{None of the above}$
	${\bf x}(t)= c_1e^{-t}\left [ \begin{array}{r} 1\\[2mm] 2 \end{array} \right ]+c_2e^{-t}\left [ \begin{array}{c} 1-2t\\[2mm] 2t \end{array} \right ]$
	${\bf x}(t)= c_1e^{-t}\left [ \begin{array}{r} -2\\[2mm] 2 \end{array} \right ]+c_2e^{-t}\left [ \begin{array}{c} 1-2t\\[2mm] 2t \end{array} \right ]$
	${\bf x}(t)= c_1e^{-t}\left [ \begin{array}{r} -2\\[2mm] 2 \end{array} \right ]+c_2e^{-t}\left [ \begin{array}{c} 1-t\\[2mm] 2t \end{array} \right ]$
	${\bf x}(t)= c_1e^{-t}\left [ \begin{array}{r} 1\\[2mm] 2 \end{array} \right ]+c_2e^{-t}\left [ \begin{array}{c} 1-t\\[2mm] 2t \end{array} \right ]$

	$\mbox{None of the above}$
	${\bf x}(t)=e^{3t}\left (c_1 \left [ \begin{array}{c} 3\\[2mm] 1 \end{array} \right ]+ c_2 \left [ \begin{array}{c} 1+3t\\[2mm] t \end{array} \right ] \right )$
	${\bf x}(t)=e^{3t}\left (c_1 \left [ \begin{array}{c} 3\\[2mm] 1 \end{array} \right ]+ c_2 \left [ \begin{array}{c} t\\[2mm] 1+3t \end{array} \right ] \right )$
	${\bf x}(t)= e^{3t}\left (c_1 \left [ \begin{array}{c} 1\\[2mm] 3 \end{array} \right ]+ c_2 \left [ \begin{array}{c} 1+3t\\[2mm] t \end{array} \right ] \right )$
	${\bf x}(t)=e^{3t}\left (c_1 \left [ \begin{array}{c} 1\\[2mm] 3 \end{array} \right ]+ c_2 \left [ \begin{array}{c} t\\[2mm] 1+3t \end{array} \right ] \right )$

	${\bf x}(t)=c_1e^{t}\left [ \begin{array}{r} 2\\[1mm] 0\\[1mm] 1 \end{array} \right ]+c_2e^t\left [ \begin{array}{c} 2t\\[1mm] 1\\[1mm] t \end{array} \right ]+c_3e^t\left [ \begin{array}{c} 1+t^2\\[1mm] t\\[1mm] \dfrac{1}{2}t^2 \end{array} \right ]$
	${\bf x}(t)=c_1e^{t}\left [ \begin{array}{r} 2\\[1mm] 0\\[1mm] -1 \end{array} \right ]+c_2e^t\left [ \begin{array}{c} 2t\\[1mm] 1\\[1mm] t \end{array} \right ]+c_3e^t\left [ \begin{array}{c} 1+t^2\\[1mm] t\\[1mm] -\dfrac{1}{2}t^2 \end{array} \right ]$
	${\bf x}(t)=c_1e^{t}\left [ \begin{array}{r} 2\\[1mm] 0\\[1mm] -1 \end{array} \right ]+c_2e^t\left [ \begin{array}{c} 2t\\[1mm] 1\\[1mm] -t \end{array} \right ]+c_3e^t\left [ \begin{array}{c} 1+t^2\\[1mm] t\\[1mm] -\dfrac{1}{2}t^2 \end{array} \right ]$
	${\bf x}(t)=c_1e^{t}\left [ \begin{array}{r} 2\\[1mm] 0\\[1mm] -1 \end{array} \right ]+c_2e^t\left [ \begin{array}{c} 2t\\[1mm] 1\\[1mm] -t \end{array} \right ]+c_3e^t\left [ \begin{array}{c} 1+t^2\\[1mm] t\\[1mm] \dfrac{1}{2}t^2 \end{array} \right ]$
	$\mbox{None of the above}$
	${\bf x}(t)=c_1e^{t}\left [ \begin{array}{r} 2\\[1mm] 0\\[1mm] 1 \end{array} \right ]+c_2e^t\left [ \begin{array}{c} 2t\\[1mm] 1\\[1mm] -t \end{array} \right ]+c_3e^t\left [ \begin{array}{c} 1+t^2\\[1mm] t\\[1mm] -\dfrac{1}{2}t^2 \end{array} \right ]$

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