Question

Asked Jan 25, 2020

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Find the center C and the radius a for the spheres in Exercises 51–52.

51. (x + 2)2 + y2 + (z - 2)2 = 8

52.x2 + y2 + z2 + 4x - 4z =0

Step 1

To determine the centre and radius of the sphere.

Step 2

**Given:**

Step 3

**Formula used:**

The general equation of a sphere with radius ...

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