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If x² + y² +2²-12x+4y+15= 0 is a sphere with center (2o, 3o, 2o) and radius r, what is r (o+yo+zo) ? (a) 18 (b) 20 (c) 21 (d) 25 (e) 28

If x² + y² +2²-12x+4y+15= 0 is a sphere with center (2o, 3o, 2o) and radius r, what is r (o+yo+zo) ? (a) 18 (b) 20 (c) 21 (d) 25 (e) 28

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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If x² + y² + 2²-12x+4y+15= 0 is a sphere with center (2o, 3o, 2o) and radius r, what (o+yo+zo) ? is r (a) 18 (b) 20 (c) 21 (d) 25 (e) 28
Transcribed Image Text:If x² + y² + 2²-12x+4y+15= 0 is a sphere with center (2o, 3o, 2o) and radius r, what (o+yo+zo) ? is r (a) 18 (b) 20 (c) 21 (d) 25 (e) 28
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