April 2021 1 17 Report

1)Преобразуйте в многочлен (2a-1)"2(в квадр) (x+3y)"2 (7-x)(7+x) 2)Разложите на множители а)3x"2-6xy+3y"2 б)5x"2 -5y"2 3)Упростите выражение а)(x+5)"2 -5x(2-x)

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