Answered: Given the equation of the circle x2 +…

Given the equation of the circle x2 + y2 + 2x + 4y - 20 = 0, find: (a) The center (h, k) and the radius (b) Draw the graph of the circle and identify the intercepts, if any.

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter11: Conics

Section11.1: Distance And Midpoint Formulas; Circles

Problem 11.19TI: Find the center and radius, then (b) graph the circle: x2+y2+6x8y+9=0.

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Question

Given the equation of the circle x² + y² + 2x + 4y - 20 = 0, find:

(a) The center (h, k) and the radius

(b) Draw the graph of the circle and identify the intercepts, if any.

Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.

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