Find the value of k for which the following system of equations has no – InterviewSolution

1.

Find the value of k for which the following system of equations has no solution:kx + 3y = 312x + ky = 6

Answer»

No solution will be when

a₁/b₁ = b₁/b₂ ≠ C₁/C₂

kx + 3y = 3

12x + ky = 6

k/12 = 3/k

⇒ k = ± 6

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