Find the equation of the straight line passing through the points `(at_(1)^2,2at_1),(at_(2)^(2),2at_2)`.

Find the equation of the line passing through the points (1,3) and (-2,-1).

Find the equation of the line passing through the points (1,-1) and (2,3).

Find the equation of the line passing through the point (2,1) and (-2,4).

Find the equation of the line passing through the point (-1,1) and (2,4).

Find the equation of a line passing through the points (-1,1) and (2,-4)

Find the equation of the lines passing through the point (1,1) and (-2,3)

Find the equation of the line passing through the points(-1,1) and (2,-4) ?

Find the equation of a line passing through the points (-1,1) and (2,-4)?

Find the equation of the straight lines passing through the following pair of point: (at_(1),a/t_(1)) and (at_(2),a/t_(2))