1.

If (x1,y1) and (x2,y2) are the end points of the focal chord of parabola y2=16x, then the value of 16x1x2+y1y2 is

Answer» If (x1,y1) and (x2,y2) are the end points of the focal chord of parabola y2=16x, then the value of 16x1x2+y1y2 is


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