Question

Find the center and radius of the sphere whose equation is given by x2+y2+z2−2x−4y+8z+17=0

Answer 1

$x2 + y2 + z2 - 2x - 4y + 8z + 17 = 0$

Answer 2

Answer:

Centre and radius of sphere

2 +

2 +

2 − 2 − 4 + 8 + 17 = 0 _______ ,_______.