Find the number of point of intersection of two straight lines .

Find the maximum number of points of intersection of 7 straight lines and 5 circles when 3 straight lines are parallel and 2 circles are concentric

The intersection of two straight lines gives us………

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 maximum number of points of intersection of 6 circles.

Find the parametric form of vector equation of a straight line passing through the point of intersection of the straight lines vecr=(hati+3hatj-hatk)+t(2hati+3hatj+2hatk) and (x-2)/(1)=(y-4)/(2)=(z+3)/(4) and perpendicular to both straight lines.

Find the equation of a straight line passing through the point of intersection of the straight line vecr=(2hati+4hatj-3hatk)+t(hati+2hatj+4hatk) and (x-1)/(2)=(y-3)/(3)=(z+1)/(2) and perpendicular to both the straight lines.

Find the distance of the point (2, 3, -2) from the point of intersection of the straight line passing through the points A(3, 0, 1) and B(6, 4, 3) with the plane x+y-z=7 .

(2, 1) is the points of intersection of two lines