-2x²y(-2xy²)²+(2xy)三次方乘( xy²)算算算算
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![-2x²y(-2xy²)²+(2xy)三次方乘( xy²)算算算算](/uploads/image/z/2738306-2-6.jpg?t=-2x%26%23178%3By%EF%BC%88-2xy%26%23178%3B%EF%BC%89%26%23178%3B%2B%EF%BC%882xy%EF%BC%89%E4%B8%89%E6%AC%A1%E6%96%B9%E4%B9%98%28+xy%26%23178%3B%29%E7%AE%97%E7%AE%97%E7%AE%97%E7%AE%97)
-2x²y(-2xy²)²+(2xy)三次方乘( xy²)算算算算
-2x²y(-2xy²)²+(2xy)三次方乘( xy²)算算算算
-2x²y(-2xy²)²+(2xy)三次方乘( xy²)算算算算
-2x²y(-2xy²)²+(2xy)三次方乘( xy²)
=-2x^2y(4x^2y^4)+(8x^3y^3)*xy^2
=-8x^4y^5+8x^4y^5
=0