1.

Let S denotes the sum of all the values of λ for which the system of equations (1+λ)x1+x2+x3=1x1+(1+λ)x2+x3=λx1+x2+(1+λ)x3=λ2is inconsistent. Then |S| is

Answer» Let S denotes the sum of all the values of λ for which the system of equations

(1+λ)x1+x2+x3=1

x1+(1+λ)x2+x3=λ

x1+x2+(1+λ)x3=λ2

is inconsistent. Then |S| is


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