October 2018 1 16 Report

rozwiąż równania: (x-1)^2-2x(x-1)=2x-(x-1)(x+1) 9x(x-4)-(x-7)^2=2(2x-5)(2x+5) 1/4-4x^2=(1/2- 2x)(1/2+2x) (x-3)(x+3):2-(x+1)^2:6=1/3 x^2 (x-1)^2:2-(3x-4)^2 :14= (4-x)(4+x) : 7 PROSZE O POMOC DAJE NAJ

TE OSTATNIE 2 PRZYKLADY SA W UŁAMKU


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