Question

For what values of k does the pair of equations 2x + k y +6=0 and 2x +4y -5 =0

has no solution?​

Answer 1

Answer:

k=4

Step-by-step explanation:

a1=2,b1=k,c1=6;a2=2,b2=4,c2=-5

For no solution:

a1/a2=b1/b2 is no equal to c1/c2

2/2=k/4 is not equal to 6/-5

1=k/4

k=4

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