August 2018 1 21 Report
1.przekształć iloczyny na sumy;
a) 3(a-2)
b) -4(x+y)
c) -5(-x+1)
2.przekształć ilorazy na sumy;
a) (-4x+8):4
b) 5x+10y a w mianowniku 5
c) (6p²-8pr):(-2)
3.zapisz w jak najprostszej postaci
a) 3(2x-1)+4(1-x)
b) 2(7x+5)-6(x-2)
c) -2x(8-x)-5(x²+3x)

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