Find the number of points in the locus represented by the equation `x^(2)+y^(2)=0`

Which of the following are the coordinates of the left - most point on the circle represented by the equations x^(2) + y^(2) - 8x + 6y = 0 ?

What are represented by the equation (x^2−a^2)^2−y^4=0 .

Find the separate equation of lines represented by the equation x^2-6xy+8y^2=0

Express y in terms of x in the equation 2x-3y=12. Find the points whether the point (3,3) is on the line represented by the equation 3x+y-12=0

The limiting points of the system of circles represented by the equation 2(x^(2)+y^(2))+lambda x+(9)/(2)=0 , are

Find the point of intersection of the pair of straight lines represented by the equation 6x^2+5x y-21 y^2+13 x+38 y-5=0.

Find the point of intersection of the pair of straight lines represented by the equation 6x^2+5x y-21 y^2+13 x+38 y-5=0.

Which of the following points in the xy-plane represents the center of the circle defined by the equation x ^(2) +y ^(2) -4x-8y-16 =0 ?

The coordinates of points in the table represent some of the solutions of the equation x-y+2=0.

Find the combined equation of the straight lines passing through the point (1,1) and parallel to the lines represented by the equation . x^2-5xy+4y^2+x+2y-2=0 .