Find the equation of the sphere centered at (−1,10,2) ( − 1 , 10 , 2 ) with radius 4.

Question

Find the equation of the sphere centered at (−1,10,2) ( − 1 , 10 , 2 ) with radius 4.

 

___________________ = 0

 

Give an equation which describes the intersection of this sphere with the plane z=3 z = 3 .

 

___________________ = 0

 

Answer 1

(x + 1)² + (y - 10)² + (z - 2)² = 16