Homer wants to identify the center and radius of the circle defined by the equation x +y2 - 14x + 2y-25 = 0. He follows these steps: Step 1: (x-14x) + (y + 2y) 25 Step 2: (x-14x+ 49) +(y + 2y+1) 25 Step 3: (x- 7) +(y+ 1) 25 Step 4: The center is (7,-1), and the radius is 5. At which step did Homer make a mistake, and what was it?
Homer wants to identify the center and radius of the circle defined by the equation x +y2 - 14x + 2y-25 = 0. He follows these steps: Step 1: (x-14x) + (y + 2y) 25 Step 2: (x-14x+ 49) +(y + 2y+1) 25 Step 3: (x- 7) +(y+ 1) 25 Step 4: The center is (7,-1), and the radius is 5. At which step did Homer make a mistake, and what was it?
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter7: Conic Sections And Quadratic Systems
Section7.1: The Circle And The Parabola
Problem 88E
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