Let \(A = \left( {\begin{array}{*{20}{c}} 1&1&1&1\\ 1&2&{ - 1}&\lambda \\ 5&{ 7}&1&{{\lambda ^2}} \end{array}} \right),\;\lambda \in R\). The rank of A is 2 if λ = _____
1
1, 3
2
-1, 3
3
1, -3
4
-1, -3
5
Question Not Attempted
Let \(A = \left( {\begin{array}{*{20}{c}} 1&1&1&1\\ 1&2&{ - 1}&\lambda \\ 5&{ 7}&1&{{\lambda ^2}} \end{array}} \right),\;\lambda \in R\). The rank of A is 2 if λ = _____