The gradient of the line joining the points on the curve y=x2+2x whose abscissa are 1 and 3, is
Calculate the ratio in which the line joining A(6, 5) & B(4, -3) is divided by the line y = 2.
The equation of the lines joining the vertex of the parabola y2=6x to the point on it whose abscissa is 24 , is