请问我画横线的码公码arff源码组成式子是怎么分解的。我这计算不好。式横tcp底层源码请高人指教
a³+b³=(a+b)(a²-ab+b²)
原式
=(x½)³+(x-½)³
=(x½)+x-½)(x+x-¹-1)
担心不显示符号,格式
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