October 2018 2 5 Report

Zad. 17/93 stare wydanie ,,Matematyka wokół nas'' (zielone z kołem klasa 2) a) (x-1)(x+1) b) (2y+3z)(2y-3z) c) (1+3ab)(1-3ab) d) (xy-mn)(xy+mn) Proszę, potrzebuję tego poprawnie !


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