March 2022 0 7 Report
POTRZEBUJE NA JUTRO!!! zad 4( tylko podpunkt c i d ) Zapisz w jak najprostszej postaci i oblicz ich wartości dla x=2 i y= -3.
c) ( 3x-y+1 ) - ( x + y ) + ( y - x )=
d) - ( 2x² - 3xy ) - ( 2y - 3x² ) + ( - xy - y )=

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