October 2018 1 19 Report

Rozwiąż równania:

a) x^2-2=0

b) -6x^2+2x=0

c) 2x^2+x-2=0

d) (2x-\frac{2}{4})(6x+2)=0

Rozwiąż nierówności

a) -x^2-2>0

b) x^2-3x<18

c) x^2-8x+8^2\leq0


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