x^2+y^2+6x-46=0 graph using (h,k) radius r what are the intercept?
x^2 + 6 x + 9 = -y^2 + 55 (x+3)^2 = -y^2 + 55 (x+3)^2 + (y-0)^2 = 55 center at (-3, 0) radius = sqrt(55)
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