化简2(4m^2n^2-3n^3)+5(-3m^2n^2+4n^3)

学习 时间:2026-04-03 13:46:49 阅读:8271
化简2(4m^2n^2-3n^3)+5(-3m^2n^2+4n^3)

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壮观的盼望

聪明的往事

2026-04-03 13:46:49

2(4m^2n^2-3n^3)+5(-3m^2n^2+4n^3)=8m²n²-6n³-15m³n³+20n³=-7m²n²+14n³;很高兴为您解答,skyhunter002为您答疑解惑如果本题有什么不明白可以追问,

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  • 甜美的老师
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    2026-04-03 13:46:49

    2(4m^2n^2-3n^3)+5(-3m^2n^2+4n^3)=8m²n²-6n³-15m³n³+20n³=-7m²n²+14n³;很高兴为您解答,skyhunter002为您答疑解惑如果本题有什么不明白可以追问,

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