September 2018 2 14 Report

zadanie 10 ze strony 71 / zbór matematyczny do 2 gimnazjum. ;>

b)(x-4)^2-1 = ( x-3)(x-2)

c) (x-2)^2-x(x-4)=4(x-3)

d) (x-9)(x-5)=x^2+56-14x

z góry dziękuuję ; ***


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