The set of values of 'c' so that the equations `y=|x|+c andx^(2)+y^(2)-8|x|-9=0` have no solution is

Find the value of k for which the equations 2x+5y=8 and 2x-ky=3 will have no solution.

Find the value of k for which the equations kx-21y+15=0 and 8x-7y=0 will have only one set of solutions.

For all real values of c , the pair of equations x - 2y = 8 and 5x - 10y = c have no solution. Justify whether it is true of false .

Find the values of p for which the equations 3x-4y=1 and 9x+py=2 will have only one set of solutions.

For the real values of c , the pair of equations x - 2y = 8 5x - 10 y = c have a unique solution . Justify whether it is true or false.

For all real values of c , the pair of equations x - 2y = 8 and 5x - 10y = c have a unique solution. Justify whether it is true of false .

For what value of k, the equations 3x-y=8 and 9x-ky=24 will have infinitely many solutions ?

For all real values of c, the pair of equations x-2y= 8, 5x- 10y= c have a unique solution. Justify whether it is true or false

Investigate the values of lambda and mu so that the equations 2x+3y+5z=9,7x+3y-2z=8,2x+3y+lambda.z=mu have (i) no solution,(ii)a anque solution and (iii)an infuute number of solutions

The value of y in the solution of the equation 2^(x+y) = 2^(x-y)=sqrt8 is