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?
- (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?
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