4xy^2-4x^2y-y^3因式分解答案等于多少

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 20:34:49
4xy^2-4x^2y-y^3因式分解答案等于多少4xy^2-4x^2y-y^3因式分解答案等于多少4xy^2-4x^2y-y^3因式分解答案等于多少4xy^2-4x^2y-y^3=-y(y^2+4x

4xy^2-4x^2y-y^3因式分解答案等于多少
4xy^2-4x^2y-y^3因式分解答案等于多少

4xy^2-4x^2y-y^3因式分解答案等于多少
4xy^2-4x^2y-y^3
=-y(y^2+4x^2-4xy)
=-y(2x-y)^2

4xy^2-4x^2y-y^3
=-y(y²-4xy+4x²)
=-y(x-2y)²