November 2018 1 14 Report

Z każdej sumy algebraicznej wyłącz przed nawias czynnik równy -1 1) -13x^2-5x-6 2)-1/2k^3-9k+5 3)4pq-18 4)12kl^2+16k^2l+3 5)-x^2+4x-1 6)-a-b-c-1 To ^ to znaczy do kwadratu :D


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