Mathematics
Mathematics, 18.12.2020 01:00, val186

x²+y²-2x-4y-5=0 with centre O is cut by a line y=2x+5 at a point P and Q. Show that /QO/ is perpendicular to /PQ/

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x²+y²-2x-4y-5=0 with centre O is cut by a line y=2x+5 at a point P and Q. Show that /QO/ is perpendi...

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