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posted by anonymous on Sunday, December 9, 2012 at 11:57am.
find the distance d(P_1 & P_1) between points P_1 and P_2. P_1=(4,-5)and P_2=(3,4) please show work
(3,4).(4,-5). D^2 = (4-3)^2 + (-5-4)^2 = 1 + 81 = 82 D = sgrt(82) = 9.06.
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