[" If "],[a_(1)x+b_(1)y+c_(1)=0" and "a_(2)x+b_(2)y+c_(2)=0],[" are paralle then "]

The lines a_(1)x + b_(1)y + c_(1) = 0 and a_(2)x + b_(2)y + c_(2) = 0 are perpendicular to each other, then.............. A) a_(1)b_(2)-b_(1)a_(2) =0 B) a_(1)a_(2) +b_(1)b_(2)=0 C) a_(1)^(2) b_(2) +b_(1)^(2)a_(2)=0 D) a_(1)b_(1) +a_(2)b_(2)=0

The lines a_(1)x + b_(1)y + c_(1) = 0 and a_(2)x + b_(2)y + c_(2) = 0 are perpendicular to each other , then "_______" .

Statement 1: If system of equations 2x+3y=a and bx +4y=5 has infinite solutions, then a=(15)/(4),b=(8)/(5) Statement 2: Straight lines a_(1)x+b_(1)y+c_(1)=0 and a_(2)x+b_(2)y+c_(2)=0 are parallel if a_(1)/(a_(2))=b_(1)/(b_(2))nec_(1)/c_(2)

Statement -1 If system of equations 2x+3y=a and bx +4y=5 has infinite solution, the a=(15)/(4),b=(8)/(5) Statement-2 Straight lines a_(1)x+b_(1)y+c_(1)=0 and a_(2)x+b_(2)y+c_(2)==0 are parallel if a_(1)/(a_(2))=b_(1)/(b_(2))nec_(1)/c_(2)

Statement 1: If system of equations 2x+3y=a and bx +4y=5 has infinite solutions, then a=(15)/(4),b=(8)/(5) Statement 2: Straight lines a_(1)x+b_(1)y+c_(1)=0 and a_(2)x+b_(2)y+c_(2)=0 are parallel if a_(1)/(a_(2))=b_(1)/(b_(2))nec_(1)/c_(2)

Statement -1 If system of equations 2x+3y=a and bx +4y=5 has infinite solution, the a=(15)/(4),b=(8)/(5) Statement-2 Straight lines a_(1)x+b_(1)y+c_(1)=0 and a_(2)x+b_(2)y+c_(2)==0 are parallel if a_(1)/(a_(2))=b_(1)/(b_(2))nec_(1)/c_(2)

If the simultaneous linear equations a_(1)x+b_(1)y+c_(1)=0 " and " a_(2)x+b_(2)y+c_(2)=0 have only one solution, then the required condition is -