September 2018 1 30 Report

Równania pwadratowe

a) 2x^{2}+3x-2=0

b) -3x^{2}+2x+5=0

c) 2x^{2}+5x-7=0

d) \frac{1}{2}-x-1=0

e) 7x^{2}-\frac{5}{4}x+2=0

f) \frac{9}{16}x^{2}+3x+4=0

g) \sqrt{2}x^{2}-2\sqrt{2}x-\sqrt{2}=o

h) \sqrt{7}x^{2}+2x+\sqrt{6}=0


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