Question

From a point P perpendiculars PM and PN are drawn upon x, y axes respectively. If MN passes through a fixed point (a, b) then the locus of P is​

Answer 1

Answer:

0ahkb0111∣∣∣∣∣∣∣∣=0(∵(o,k),(a,b),(h,o)are collinear)

−k(a−h)+1(0−bh)=0

kh=bh+ak

xy=bx+ay