A. Directions. Express the following general equations of the circle in center-radius form. 1. x? + у? — 4x - 8y + 18 %3D 0

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter11: Conics
Section11.1: Distance And Midpoint Formulas; Circles
Problem 11.9TI: Write the standard form of the equation of the circle with a radius of 6 and center (0,0).
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A. Directions. Express the following general equations of the circle in center-radius form.
1. x? + у? — 4x - 8y + 18 %3D 0
Transcribed Image Text:A. Directions. Express the following general equations of the circle in center-radius form. 1. x? + у? — 4x - 8y + 18 %3D 0
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