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求解一道七年级数学题
求解一道七年级数学题
已知单项式3a^mb^2与-2/3a^4b^n-1的和是单项式,那么m=? n=?
2025年04月07日 05:11
有3个网友回答
网友(1):
已知单项式3a^mb^2与-2/3a^4b^n-1的和是单项式,那么m=? n=?
因为结果要为单项式
则两式中的n和m的指数相同
所以m=4 n=3
谢谢采纳
网友(2):
m=4 n=3
网友(3):
4;2
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