SOLUTION: Complete the square and write the equation in standard form. Then give the center and radius of the circle. x2 + y2 + 6x + 8y + 25 = 16

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Question 1179517: Complete the square and write the equation in standard form. Then give the center and radius of the circle.
x2 + y2 + 6x + 8y + 25 = 16

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
Standard Form of an Equation of a Circle is
where Pt(h,k) is the center and r is the radius
x^2 + y^2 + 6x + 8y + 25 = 16
0r
(x+3)^2 + (y+4)^2 - 9 - 16 + 25 = 16
(x+3)^2 + (y+4)^2 = 16 = r^2
C(-3, -4) and r = 4

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