10-06-2019
Mathematics

contestada

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What is the center of the circle represented by this equation?
x2 + (y + 9)2 = 25
(3,5)
BE
(0,25)
(9,25)
(0, -9)

Respuesta :

Аноним Аноним

10-06-2019

Answer:

(0, -9).

Step-by-step explanation:

The general form of the equation of a circle is:

(x - a)^2 + (y - b)^2 = r^2

where the center = (a, b).

x2 + (y + 9)2 = 25

Comparing this to the general form we see that the center = (0, -9).

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