November 2018 1 75 Report

okresl liczbe pierwiastków :\

a) 9x do kwadratu +6x+1=0

b) x do kwadratu +4 -3x=0

rozwiaz rownanie . skorzystaj ze wzorow skroconego mnozenia

a) 4x do kwadratu +1 -4x=0

b) 1-0.6x+0.09x do kwadratu


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