(-2x²)³×(y²+x²+x²y²)的结果中次数是10的项的系数是?
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![(-2x²)³×(y²+x²+x²y²)的结果中次数是10的项的系数是?](/uploads/image/z/8562035-11-5.jpg?t=%28%EF%BC%8D2x%26%23178%3B%EF%BC%89%26%23179%3B%C3%97%EF%BC%88y%26%23178%3B%EF%BC%8Bx%26%23178%3B%EF%BC%8Bx%26%23178%3By%26%23178%3B%EF%BC%89%E7%9A%84%E7%BB%93%E6%9E%9C%E4%B8%AD%E6%AC%A1%E6%95%B0%E6%98%AF10%E7%9A%84%E9%A1%B9%E7%9A%84%E7%B3%BB%E6%95%B0%E6%98%AF%3F)
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(-2x²)³×(y²+x²+x²y²)的结果中次数是10的项的系数是?
(-2x²)³×(y²+x²+x²y²)的结果中次数是10的项的系数是?
(-2x²)³×(y²+x²+x²y²)的结果中次数是10的项的系数是?
(-2x²)³×(y²+x²+x²y²)
=-8x^6×(y²+x²+x²y²)
=-8x^6*y²-8x^8-8x^8*y²
所以(-2x²)³×(y²+x²+x²y²)的结果中次数是10的项的系数是-8
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