Prove that `a!=0,[[x+a, x,x],[x,x+a,x],[x,x,x+a^2]]=0` represents a straight line parallel to the y-axis.

a(x^(2)-y^(2))+xy=0 represents a pair of straight lines for

If f^(prime)(x)=|m x m x-p m x+p nn+p n-p m x+2n m x+2n+p m x+2n-p| , then y=f(x) represents a straight line parallel to x-axis a straight line parallel to y-axis parabola a straight line with negative slope

6x^(2)+hxy+12y^(2)=0 represents pair of parallel straight lines, if h is

If 3x-by+2=0 and 9x+3y+a=0 represent the same straight line, find the values of 'a' and 'b'.

If the straight line (3x+4y+5)+k(x+2y-3)=4 is parallel to x-axis then k=

Prove that the equation 8x^2+8xy+2y^2+26x+13y+15=0 represents a pair of parallel straight lines . Also find the perpendicular distance between them .

if y=sin x*sin(x+2)-sin^(2)(x+1) represents a straight line,then its passes through

If the equation 2x^(2)+2hxy +6y^(2) - 4x +5y -6 = 0 represents a pair of straight lines, then the length of intercept on the x-axis cut by the lines is equal to

Consider the following statements : 1. The equation to a straight line parallel to the axis of x is y=d , where d is a constant. 2. The equation to the axis of x is x=0 . Which of the statement (s) given above is/are correct ?