If P, Q, R are three points on a parabola `y^2=4ax` whose ordinates are in geometrical progression, then the tangents at P and R meet on :

On the parabola y^2 = 4ax , three points E, F, G are taken so that their ordinates are in geometrical progression. Prove that the tangents at E and G intersect on the ordinate passing through F .

On the parabola y^2 = 4ax , three points E, F, G are taken so that their ordinates are in geometrical progression. Prove that the tangents at E and G intersect on the ordinate passing through F .

On the parabola y^2 = 4ax , three points E, F, G are taken so that their ordinates are in geometrical progression. Prove that the tangents at E and G intersect on the ordinate passing through F .

Let P,Q,R be three points on a parabola y^2=4ax , normals at which are concurrent. The centroid of the ΔPQR must lie on

Let P , Q and R are three co-normal points on the parabola y^2=4ax . Then the correct statement(s) is /at

Let P , Q and R are three co-normal points on the parabola y^2=4ax . Then the correct statement(s) is /at

Let P , Q and R are three co-normal points on the parabola y^2=4ax . Then the correct statement(s) is /at