Mathematics, 20.07.2019 06:30, tdahna0403

Which factorization is incorrect? 1)4k^2-49=(2k+7)(2k-7)2)a^3-8b^3=(a -2b)(a^2+2ab+4b^2)3)m^3+3m^2-4m+12= (m-2)^2 (m+3)4)t^3+5t^2+6t+t^2+5t+6=(t+1)(t +2)(t+3)

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Which factorization is incorrect? 1)4k^2-49=(2k+7)(2k-7)2)a^3-8b^3=(a -2b)(a^2+2ab+4b^2)3)m^3+3m^2-4...