Question

provide value of k does the pair of equation given below has a unique solution 2 X + k y=6, 4x+6y=0​

Answer 1

2x+ky=6______(1)

4x+6y=0________(2)

a¹=2, b¹=k, c¹=6

a²=4, b²=6, c²=0

unique solution

a¹/a²#b¹/b²

2/4#k/6

4k#12

k#12/4

[k#3]