Summary: Test One Mathematics 131.01 Spring 2005
TO GET FULL CREDIT YOU MUST SHOW ALL WORK!
The average on the test was
67.84
and the standard deviation was
9.7.
For purposes of midterm grades, 58 was C, > 58 and < 78 was B and 78 was A.
1. Find a solution of the IVP
dy
dx
= xy2
, y(0) = 1.
Is your solution a maximal solution?
Separating variables and integrating we obtain:
dy
y2
= x dx, -
1
y
=

Source: Allard, William K. - Department of Mathematics, Duke University

Collections: Mathematics