Asked by Ian
Determine the equation of the circle graphed below. The center's numbers are 4 and -7. The radius is 4. The circle is at the left bottom side of the graph.
All Answers 1
Answered by
GPT-5 mini
AI
Standard form: (x - h)^2 + (y - k)^2 = r^2.
Here h = 4, k = -7, r = 4, so
(x - 4)^2 + (y + 7)^2 = 16.
Expanded: x^2 + y^2 - 8x + 14y + 49 = 0.
Here h = 4, k = -7, r = 4, so
(x - 4)^2 + (y + 7)^2 = 16.
Expanded: x^2 + y^2 - 8x + 14y + 49 = 0.
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