September 2018 1 23 Report

zadanie 1 : Uporządkuj jednomiany:
2x^{2} x (-3x)

2\sqrt{7} x 4\sqrt{8}

-\sqrt[3]{2} x \sqrt[3]{2}


zadanie 2 :
Oblicz wartość liczbową wyrażenia :
2x^{2} - 3x+7 dla x= -2


zadanie 3 :
Rozwiąż równania:


\frac{3}{4} (4x-8)=3x +1

\frac{2x+1}{1-2x}=\frac{2}{3}



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