Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 4 - Chapter Test - Page 355: 16

Answer

Vertex: $(5,-3)$ Focus: $(5,\dfrac{-5}{2})$

Work Step by Step

The standard form of the equation of the circle is: $x^2=10x -2y+19=0$ or, $(x^2-10x+25)=2y-19+25$ or, $(x-5)^2=4(1/2)(y+3)$ So, we see that the vertex is: $(5,-3)$ Focus: $(h, k+p)=(5,\dfrac{-5}{2})$
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