Question
For the system of linear equations:
$x - 2y = 1,x - y + kz = - 2,ky + 4z = 6,k \in R$,
consider the following statements :
(A) The system has unique solution if $k \ne 2,k \ne - 2$.
(B) The system has unique solution if k = $-$2
(C) The system has unique solution if k = 2
(D) The system has no solution if k = 2
(E) The system has infinite number of solutions if k $ \ne $ $-$2.
Which of the following statements are correct?
$x - 2y = 1,x - y + kz = - 2,ky + 4z = 6,k \in R$,
consider the following statements :
(A) The system has unique solution if $k \ne 2,k \ne - 2$.
(B) The system has unique solution if k = $-$2
(C) The system has unique solution if k = 2
(D) The system has no solution if k = 2
(E) The system has infinite number of solutions if k $ \ne $ $-$2.
Which of the following statements are correct?