October 2018 2 14 Report

Prosze o zredukowanie a potem obliczenie

Zad.8/158

Oblicz wartości liczbowe wyrażeń:

a) 3(x²-2x+3)-2(x²-5x-1) dla x=2,

b) a(2ab+b)-b(a-2ab+a²) dla a+0,1 i b+ -10

Odrazu THX


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