November 2018 1 21 Report

Rozwiąż równanie:

a) 4/5x2=5

b) 10-5/4x2=0

c) x2-4x-5=0

d) 3x2-14x-5=0

e) 4x2-2x+1/4=0

f) 5x2+2x+1=0

g) 7x2+2x=1

h) -6x2+x+1=0


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