Open in App
Here a1=k,b1=−2,a2=3,b2=1.
k3≠−21
k≠−6
(d) k≠−6
(d) all real values except -6
Suggest Corrections
8
The given equations are
kx + 2y = 3
3x + 6y = 10For a unique solution,`a_1/a_2 ≠ b_1/b_2`
Where a1= k, a2 = 3, b1 = 2, b2 = 6.
`k/3 ≠ 2/6`⇒ k ≠ 1For all values of k except 1, the given linear equations will have a unique solution.