合并同类项综合练习题8Word格式.docx
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2727
9
—mn+4t+3mn2ab-9x2y-12ab+10ab
8
6f+8f-3f8m-6c+8m-5c
7m+8n+4m+10n-17m-19n4ab+2ab-11ab-ab
7a2b+4b2c-11a2b+2b2c8m+9m2+8m+9m2-4
1775
—z+—n-—n-—z3n2+8xy-3n2+4
2626
1
—ab+2m-3ab6ab+8x2y-19ab-19ab
8e-5e+8e3y+2e-5y+5e
6b-6n+13b-9n-13b+12n2ab-9ab+15ab-ab
8a2b-6y2z-16a2b-2y2z3n-7n2-7n-15n2-1
2875
—m-—t+—t-—m3n2+2pq+4n2+6
3737
4
—mn+9n+6mn3ab+18x2y-8ab+23ab
5
8c+3c-9c3n+9c+3n+9c
6b-7n-12b-10n-12b-11n4pq+18pq+14pq-pq
13x2y+8y2z-28x2y-2y2z5x+2x2+9x+10x2-6
5775
—m+—n-—n-—m17y2+3pq-2y2-8
4848
—xy+7t-7xy3xy-7x2y-15xy-24xy
7
3e+6e+6e7z-7c+5z-2c
7a+3c+18a-10c+19a-14c3xy-8xy+17xy+xy
9x2y+5y2z+26x2y-3y2z3t+8t2+7t-7t2-6
—m-—t+—t-—m17t2+8xy+4t2-9
4646
—mn-9n-5mn3mn-20a2b-16mn+30mn
2
2d+3d+4d10t+4b-6t+9b
6a-5d-8a+7d-15a+10d7xy-2xy+16xy+xy
5x2y+4y2z-6x2y+7y2z9z-9z2-4z-14z2-5
—x+—n+—n-—x19t2+6xy-6t2+1
—mn+3n+4mn5xy+10x2y-19xy+27xy
8b+5b+2b8n+5b-7n+6b
9b+8d-20b-7d+13b+13d8pq+11pq-13pq-pq
12x2y-3b2c+27x2y+5b2c7z-9z2-9z+11z2-2
4175
—x-—t+—t-—x4y2+4ab+6y2-2
—mn-6z+9mn9xy-3a2b+14xy+16xy
5a-4a+7a6t+5e-6t+9e
6b+6d+8b+9d-19b+14d7pq+11pq+14pq+pq
25a2b+6y2z+8a2b+5y2z3x+9x2+8x-12x2+6
3575
—z+—y+—y+—z4y2+8ab-4y2+4
6
—xy-3z+6xy5pq+20x2y-8pq-7pq
4f-4f-8f9n-5f+8n-2f
5m+4d-3m+10d-20m-15d5xy-14xy+20xy+xy
6x2y-5b2c+22x2y-6b2c5m-7m2-3m+10m2-7
6175
—m+—n+—n-—m7t2-5xy-3t2-1
5757
—ab-2n+8ab9xy-2a2b-10xy+7xy
6e-6e+4e8n+7d-2n+6d
5a+3n-7a-17n-12a-19n8pq-14pq-19pq-pq
20x2y+2y2z+8x2y+7y2z2x-4x2-5x+11x2+5
4975
—z-—y-—y-—z5x2+6ab+3x2+5
3838
—ab+9t+4ab6mn+13x2y+6mn+13mn