Question

If y1 and y2 are the ordinates of two points
P and Q on a parabola and y3, is the
ordinate of the point of intersection of the
tangents at P and Q then
1)))y1,y2,y3 are in AP
2)))y1,y3,y2 are in AP
3)))y1,y2,y3 are in GP
4)))y1,y3,y2 are in GP​

Answer 1

it answer is 2

Step-by-step explanation:

it is my answer