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\centerline{\bf Math 226.02/226T.01}
\centerline{\bf Quiz 8}
\centerline{\bf November 13, 1997}
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{\bf Name:}\hskip .5 in \hrule width5cm \hfil

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{\bf 1.} Assume $y = \sum^\infty_{n=0} a_n X^n$ is a solution of
the differential equation $y^{\prime \prime} - xy^\prime - 2y =
0$.  Find the occurrence relation for the coefficients.  Find also
the first six terms (that is, up to the power $x^5$) in each of two
linearly independent solutions.
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{\bf Answer:} \hrule width5cm \hfil
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Sign the pledge "On my honor, I have neither given nor received
unauthorized aid on this quiz."
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{\bf Signature:} \hrule width5cm \hfil


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