JEE PYQ: Matrices And Determinants Question 55
Question 55 - 2020 (08 Jan Shift 2)
The system of linear equations $\lambda x + 2y + 2z = 5$, $2\lambda x + 3y + 5z = 8$, $4x + \lambda y + 6z = 10$ has:
(1) no solution when $\lambda = 8$
(2) a unique solution when $\lambda = -8$
(3) no solution when $\lambda = 2$
(4) infinitely many solutions when $\lambda = 2$