Question

If the equations x - 2y = 3 and 3x + ky = 1 have an unique solution, then
(A) k=-6
(B) k -6
(C) k=0
(D) k0
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Answer 1

Answer:

a) answer is -6 and it is unique solution

Answer 2

The answer is (c) as k is not equal to 6

Hope it helps....