Determine whether each equation is a circle or not.1. x2 + y? -20 = 02. x2 + y2 + 2x - 2y + 1 = 03. x2 + y?-12x + 10y + 15 = 04. x2 + y2 - 16x + 64 = 05. x2 - y2 + 6x-4y + 15 = 0

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Math

Calculus

Determine whether each equation is a circle or not. 1. x2 + y? - 20 = 0 2. x2 + y2 + 2x - 2y+1 = 0

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter3: Functions

Section3.CM: Cumulative Review Exercises

Problem 13CM

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Question

Determine whether each equation is a circle or not.
1. x2 + y? -20 = 0
2. x2 + y2 + 2x - 2y + 1 = 0
3. x2 + y?-12x + 10y + 15 = 0
4. x2 + y2 - 16x + 64 = 0
5. x2 - y2 + 6x-4y + 15 = 0

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