October 2018 2 18 Report

1.rozwiaz nierownosc

a)x2-x-6wieksze badz rowne 0

b)-1/2x2 +3x +8 wieksze badz rowne 0

c)-2x2+6x-9/2<0

2.

a)pierwiastek2x2+6x mniejsze badz rowne 0

b) 9-1/4x2 wieksze badz rowne 0

c)-x2-12>0

3.

a)(2x-2)(x-3)<(x-3)(x-4)

b)(3x-1)(x+2) wieksze badz rowne(x-3)(2x-1)

c)(2x-2)2woeksze badz rowne(3x-2)(x-3)


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