October 2018 1 7 Report

Rozwiąż równanie kwadratowe:

a) x(kwadrat)-5=0

b) (x+5)(x-5)=24

c) 3x(kwadrat)- 9\4x=0

d) x(kwadrat)-1\x = 7\12

e) x(kwadrat)+5x+8=0

f) 4x(do szescianu)+7x(kwadrat)-2=0


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