2x-6x(kwadrat)=0 z wzorów viete'a ?
a) 2x ² -6x=0
2x(x-3)=0
2x=0 v x-3=0
x=0 v x=3
zadanie w załączniku ;)
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a) 2x ² -6x=0
2x(x-3)=0
2x=0 v x-3=0
x=0 v x=3
zadanie w załączniku ;)