Quèstion 2 Find the center and radius of the sphere x? – 10x – 3+y? + 8y +z? - 20z = 0 OA C(5,- 4,10),r = 144 О В.С 5,4, -10), r%3D 12 ОС. С (5, - 4,10), r %3D 12 O D.C(-10,8,– 20), r = 3 ОЕ С(-5,4, 10), r%3D 3

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