The value of $\lambda$ such that sum of the squares of the roots of the quadratic equation, $x ^ { 2 } + ( 3 - \lambda ) x + 2 = \lambda$ has the least value is: (1) 2 (2) $\frac { 4 } { 9 }$ (3) $\frac { 15 } { 8 }$ (4) 1
The value of $\lambda$ such that sum of the squares of the roots of the quadratic equation, $x ^ { 2 } + ( 3 - \lambda ) x + 2 = \lambda$ has the least value is:\\
(1) 2\\
(2) $\frac { 4 } { 9 }$\\
(3) $\frac { 15 } { 8 }$\\
(4) 1