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(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/[-(-2a)^3]
人气:492 ℃ 时间:2020-06-16 08:09:38
解答
(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/[-(-2a)^3]
=(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/(8a^3)
=-1/2a³-5/2ab²-3/2b+3/4b²
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