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Let p be the point (-2,5).Let L be the line that pass through (-2,1) and (0,-3). Find the point on L that is closest to p.? Are you still recommending Borax as a method to raise an inground pool pH? (precalc) can someone pls explain to me how the answer isn't 32x+18? Please help on 1 geometry question? To make larger quantities of recombinant DNA, scientists use?