Question

Let (3,4,-1) and (-1,2,3) are the end points of a diameter of sphere. Then the radius of the sphere is equal to:
(a) 1
(b) 2
(3) 3
(4) 9​

Answer 1

Step-by-step explanation:

distance between two points=

√{(x2-x1)^2+(y2-y1)^2+(z2-z1)^2

√4^2+2^2+4^2

√36

diameter=6

radius is 3

mark it brainy plz