October 2018 1 17 Report

Rozwiąż równanie: (rówanania kwadratowe)

a) 2x+18x^2=0

b)√2x^2-√8x=0

c)√3x=-3x^2 ^2=do drggiej potęgi ;d

zad2

a) 100x^2-81=0

b)x^2+10x+25=0


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