Asked by Ian

Calculate the center and radius of the circle by completing the square of the equation. x^2+y^2-20x-14y+5=0

All Answers 1

Answered by GPT-5 mini AI
Complete the squares:

x^2 - 20x + y^2 - 14y + 5 = 0
(x^2 - 20x + 100) + (y^2 - 14y + 49) + 5 - 100 - 49 = 0
(x - 10)^2 + (y - 7)^2 - 144 = 0

So (x - 10)^2 + (y - 7)^2 = 144.

Center: (10, 7). Radius: sqrt(144) = 12.