kxy的知识精选

已知多项式x2–kxy–3(x2–12xy+y)不含xy项,则k的值为A.36              B....
问题详情:已知多项式x2–kxy–3(x2–12xy+y)不含xy项,则k的值为A.36              B.-36             C.0               D.12【回答】A知识点:整式的加减题型:选择题...
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