[" 6.The lines "x+(a-1)y+1=0" and "2x+a^(2)y],[[1=0" are perpendicular if "],[" a."|a|=2," b."0

The lines x+(a-1) y+1=0 and 2 x+a^(2) y-1=0 are perpendicular if

If the lines x+(a-1)y+1=0 and 2x+a^(2)y-1=0 are perpendicular,then find the value of a.

If the lines x+(a-1)y+1=0 and 2x+a^2y-1=0 are perpendicular, then find the value of adot

If the lines x+(a-1)y+1=0 and 2x+a^2y-1=0 are perpendicular, then find the value of adot

The lines x+(k-1)y+1=0 and 2x+k^2y-1=0 are at right angles if

If the lines x-y-1=0, 4x+3y=k and 2x-3y+1=0 are concurrent, then k is

The condition for which the striaght lines l_(1)x+m_(1)y+n_(1)=0andl_(2)x+m_(2)y+n_(2)=0 are perpendicular to each other is -

Find the equation of a line passing through the point of intersection of lines x-y-1=0 and 2x-3y+1=0 and perpendicular to the line x-2y+5=0 .

Find the equation of a line passing through the point of intersection of lines x-y-1=0 and 2x-3y+1=0 and perpendicular to the line x-2y+5=0 .