(-2x²y)³·3xy÷2xy²·4x计算
人气:232 ℃ 时间:2020-03-19 01:07:28
解答
(-2x²y)³·3xy÷2xy²·4x=[(-2)³·3÷2·4]·[(x²)³·x÷x·x](y³·y÷y²)=-48x7y2
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