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A3-ab2-ac2+2abc factorize it |
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Answer» -a(-a2 + B2 + C2 -2BC) = -a { -a2 + (b-c)^2} = a3 - a(b-c)^2 = a3 - a(b-c)(b-c) = a{a2 -(b-c)(b-c)}. = a { a2+ (c-b)(c-b)} = a3 + a(c-b)^2 |
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