August 2018 1 42 Report
Zapisz w jak najprostszej postaci;

a. a-[ a - (1-a)]
b. -x - [-(1-x) - (x-1)]
c. x - [y-(x-y) - x - (y-x)
d. 1 -a - [1-(a - 1 ) a - 2a - (1-3a) - a -1

Zapisz w jak najprostszej postaci(2):
a. (x+4) + (2x-6)
b. - (2y +3x) + (-4y + 2x +1)
c. - ( x -2xy) - (4x_xy) + (xy - x)
d. (x(do potegi 2 )+2x+1) - (x(do potegi 2 ) - 4c +3)

Pilnee !



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