已知单项式-7x³yˆ4与多项式aˆ4-6aˆm+1 b+ab³的次数相同,求m
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已知单项式-7x³yˆ4与多项式aˆ4-6aˆm+1 b+ab³的次数相同,求m
已知单项式-7x³yˆ4与多项式aˆ4-6aˆm+1 b+ab³的次数相同,求m
已知单项式-7x³yˆ4与多项式aˆ4-6aˆm+1 b+ab³的次数相同,求m
可得:
3+4=m+1
解得:m=6