abbyperales abbyperales

24-09-2020
Mathematics

contestada

Give the center and radius of the circle.
x2 + y2 = 25
(2.3) r=5
(0.0) r=5
(0,0) r=25
(3.2) r=25

Respuesta :

martinezeric807 martinezeric807

25-09-2020

Answer:

x=√−y2+25 or x=−√−y2+25

Step-by-step explanation:

x2+y2=25

Step 1: Add -y^2 to both sides.

x2+y2+−y2=25+−y2
x2=−y2+25

Step 2: Take square root.

x=√−y2+25 or x=−√−y2+25

Answer:

x=√−y2+25 or x=−√−y2+25

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