The system of linear equation kx + y + z = 1, x + ky + z = 1 and x + y – McqOptions

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1.	The system of linear equation kx + y + z = 1, x + ky + z = 1 and x + y + kz = 1 has a unique solution under which one of the following conditions?
A.	k ≠ 1 and k ≠ -2
B.	k ≠ 1 and k ≠ 2
C.	k ≠ -1 and k ≠ -2
D.	k ≠ -1 and k ≠ 2
Answer» B. k ≠ 1 and k ≠ 2

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