August 2018 3 14 Report
Zad 1

a) 2(x+y)-3(2x-2y) dla x=-2 i y =6

b) -3(2a+b-1)+2(2a+2b) dla a=-1 i b=-7


zad 2

uporządkuj jednomiany:
a) -a*7*b*(-5)=
b) -2b*3b*(-2)=
c) 1/4a*4c*(-b)=

*-znak mnożenia 1/4(ułamek zwykły)


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