If the system `lambda x + 2y = mu` and `7x+2y=5` have many solution is :

If the system of linear equations x + y + z = 5 x + 2y + 2z = 6 x + 3y + lambda z = mu, (lambda, mu in R) has infinitely many solutions, then the value of lambda + mu is :

If the system of linear equations x+ y +z = 5 x+2y +2z = 6 x + 3y + lambdaz = mu, (lambda, mu in R) has infinitely many solutions, then the value of lambda + mu is

If the system of linear equations x+ y +z = 5 x+2y +2z = 6 x + 3y + lambdaz = mu, (lambda, mu in R) has infinitely many solutions, then the value of lambda + mu is

The value of K for which the system of equations x+2y+7=0 and 2x+ky+14=0 have infinitely many solutions is

The existence of the unique solution of the system x + y + z = lambda, 5x - y + mu z = 10, 2x + 3y - z = 6 depends on

Let x + y + z = 6, 4x + lambday - lambdaz = 0,3x + 2y - 4z = -5. The value of lambda for which given system of equations does not have a unique solution is

The number of real values of lambda for which the system of linear equations 2x+4y-lambda z=0,4x+lambda y+2z=0,lambda x+2y+2z=0 has infinitely many solutions,is: (A)0(B)1(C)2(D)3

For the system of linear equations 2x+3y+5z=9, 7x+3y-2z=8 and 2x+3y+lambda z=mu Under what condition does the above system of equations have infinitely many solutions ?

A system of equations lambdax +y +z =1,x+lambday+z=lambda, x + y + lambdaz = lambda^2 have no solution then value of lambda is

The value of lambda , for the given equations to have infinitely many solutions? 5x+lambda y=4 and 15x+3y=12 is