Find the standard equation of the sphere with center C and radius r. C (3, -5, 3); r = 7 A) (x - 3)² + (y + 5)² + (z - 3)² = 7 B) (x - 3)² + (y + 5)² + (z - 3)² = 49 C) (x + 3)² + (y - 5)² + (z + 3)² = 49 D) (x + 3)² + (y - 5)² + (z + 3)² = 7

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Quizplus · Accepted Answer

The standard equation of a sphere with center (h, k, l) and radius r is (x - h)² + (y - k)² + (z - l)² = r². Here, h = 3, k = -5, l = 3, and r = 7, so the equation is (x - 3)² + (y + 5)² + (z - 3)² = 49.

Find the Standard Equation of the Sphere with Center C