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[ Se +HtomEWwory ARS” SoLUTIONS |e Queso) a] (Tenet p2s% 5 Exere'ce \2) rc) #? 12.16 (Fletcher [101]) Solve the problem min x) x2 subject lox? +x? =1 by climinating the variable x2. Show that the choice of sign for a square root operation during the elimination process is critical; the “wrong” choice leads to an incorrect answer. inden oe: wey the conshout . Ry = f= ig a Thon the problem reduce Ts om. of tio ID awins minccharr proklums (unconttrcel >) BD min flog = — + /4-x2 = KF OEXMIE (xe 4h aa ix. Fic) = a - flea =~ OE Oe AP) Far pollen @: fn) = to mlbaty* Fhe = = (Ina %- To fied vital pte getve (mJ =o ay oe ~~ aye . (= a Sie ae se =o = als 2 ge ak de