1. c2-b
2. c2-b/2
3. c-b2/2
4. c-b2
c-b2
1. All values of k
2. Only one value of k
3. Finite values of k
4. No value of k
No value of k
1. 0
2. 1
3. 2
4. infinite
0
1. x2+y2+z2=16
2. x2+y2+z2=8
3. x2+y2+z2=4
4. x2+y2+z2=32
x2+y2+z2=16
1. x2+y2+z2-6x-8y-10z+25=0
2. x2+y2+z2-6x-8y-10z+34=0
3. x2+y2+z2-6x-8y-10z+41=0
4. x2+y2+z2-6x-8y-10z+50=0
x2+y2+z2-6x-8y-10z+25=0
1. 49
2. 5
3. -7
4. √7
√7
1. x2+y2+z2-2x+3y-8z-13=0
2. x2+y2+z2-2x+3y-8z-9=0
3. x2+y2+z2-2x+3y-8z+6=0
4. x2+y2+z2-2x+3y-8z+4=0
x2+y2+z2-2x+3y-8z-13=0
1. 4√3
2. 2√13
3. 2√15
4. 2√18
4√3
1. 3/2
2. 5/2
3. 7/2
4. 9/2
7/2
1. A lies inside and B lies outside of S=0
2. A lies outside and B lies outside of S=0
3. A and B lies inside S=0
4. A lies on S=0 and B lies outside of S=0
A lies inside and B lies outside of S=0