nt1 - own study only, and are not handed in or graded. Most...

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MATH 23 Homework 1 due January 22, 2010 Non-Text Problems: 1-1. Find the equation of the sphere that has center (1 , - 2 , 3) , and passes through the origin (0 , 0 , 0). 1-2. Show that the equation x 2 + y 2 + z 2 + 4 x - 6 y + 2 z = 22 represents a sphere, and find its center and radius. Text Problems to turn in: 12.1: 12, 16; 12.2: 17, 20. (Recall that problems on the complete assignment not listed above are for your
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Unformatted text preview: own study only, and are not handed in or graded. Most of these problems provide additional practice, but all are included on the syllabus for the exams. All non-text probelms are graded, but only one or two of the text problems. A portion of your homework grade on each assignment checks completeness of your work on the remaining text problems.)...
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