September 2018 1 26 Report

1.Zapisz w jak najprostszej postaci:

a) -4(2x+0,5)

b) 3(x do kwadratu - 2)-(5-6x do kwadratu)

c) -3(1-2y)+ jedna druga(6-12y)

d) -(x-2)-4( jedna druga -x)

2.Zapisz w postaci jak najprostszej sumy algebraicznej:

a) (x+1)(x+4)

b) 2(2x+3)(2x-1)

c) -(x+7)(x-3)

d) 1-(z+5)(z-1)


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