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The equation of a circle is (x - 3)^2 + (y + 5)^2 =25

 

What are the coordinates of the center of this circle and the radius?

Question  options:

center (3, -5); r = 25

center (-3, 5); r = 25

center (-3, 5); r = 5

center (3, -5); r = 5

 Jun 4, 2018
 #1
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center at 3,-5 and r= 5

 

from the formula of a circle (x-h)^2 + (y-k)^2 = r^2

 

with center at (h,k)

 Jun 4, 2018

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