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Omni-MATH / P lies between the rays OA and OB . Find Q on OA and R on OB collinear with P so that (1)/(PQ)+(1)/(PR) is as large as possible. · Discussion

Discussing P lies between the rays OA and OB . Find Q on OA and R on OB collinear with P so that (1)/(PQ)+(1)/(PR) is as large as possible. · Omni-MATH

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