If a,b,c are non zero real numbers such that 3 (a2+b2+c2+1)=2 (a+b+c+ab+bc+ca), then a,b,c are in a) A.Pb)G.Pc)both a and bd) none of these Pls give the solution for this question[A2=a square and so on other two]
If a,b,c are non zero real numbers such that 3 (a2+b2+c2+1)=2 (a+b+c+ab+bc+ca), then a,b,c are in
a) A.P
b)G.P
c)both a and b
d) none of these
Pls give the solution for this question
[A2=a square and so on other two]










