Question

For what value of k does the following pair of linear equations in two variables have
no solution?
3x-y-5=0; 6x-2y-k=0
(a) k=10
(b) k10
(c) k=1
(d) k=1

Answer 1

Answer:

both the lines are parallel to each other,hence for any value of k both the equations have no solution.