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Solution - Distance Formula

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Question

If P and Q are two points whose coordinates are (at2 ,2at) and (a/t2 , 2a/t) respectively and S is the point (a, 0). Show that `\frac{1}{SP}+\frac{1}{SQ}` is independent of t.

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Reference Material

Solution for concept: Distance Formula. For the course 8th-10th CBSE
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