Q2 of 26 Page 60

For what value of k will the pair of equations 3x – y = 0 and kx + 5y = 0 have infinitely many solutions:

A pair of linear equations has no solution when,



Given, 3x – y = 0


kx + 5y = 0


Here, a1 = 3, b1 = – 1, c1 = 0


and a2 = k, b2 = 5, c2 = 0





∴


More from this chapter

All 26 →
2

Find the solution of the following in equations by graphical method:

|x – y|≥ 1

 1

For what value of k will the pair of equations x + y – 4 = 0, 2x + ky – 3 = 0 have no solution:

 3

The solution of the system of equations kx – y = 2; 6x – 2y = 3 will be unique of :

 4

The equations corresponding to the inequations x ≥ 0, y ≥ 0 represent: