合并同类项综合练习题34文档格式.docx
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合并同类项综合练习题34文档格式.docx
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2727
4
—pq-2y+3pq4xy-7a2b+14xy+16xy
5
6b-6b-2b5y+8c+8y+8c
6a-2d+18a+9d-19a+19d7pq-20pq-18pq+pq
7a2b+9b2c-4a2b-9b2c7n+4n2-9n+7n2-7
1675
—m+—n+—n+—m2m2+8pq-4m2-1
3737
1
—xy+8n-7xy9pq-17x2y+13pq+27pq
3
6e-3e-9e9t-3f-4t-8f
7m+7d-9m+14d-17m+15d6ab+3ab-18ab-ab
28x2y+9y2z-15x2y-4y2z3t-5t2-6t-14t2-1
4575
—x-—y+—y+—x12t2+6mn+2t2-7
5656
—pq-9x+3pq8ab+16a2b-19ab+10ab
6
3e+2e-7e3m+8d+8m-5d
6a-9d+19a+18d-10a+15d9pq-16pq+12pq-pq
20x2y-9y2z-2x2y+3y2z3y-3y2-7y-14y2-9
1175
—x-—y+—y+—x14x2-5xy-8x2-1
—xy-3z-8xy8xy-15a2b-9xy+5xy
2
3c+2c-7c2m+4c-3m-10c
4b-3n+17b-19n-12b+18n7pq+5pq-10pq-pq
11x2y-7b2c-23x2y-4b2c5n+7n2-3n+9n2+6
4175
—m-—y+—y-—m4z2-7ab-6z2+1
3636
8
—ab-5n-8ab7mn+10x2y+16mn-28mn
7
5b-4b+8b6y+8c-4y+5c
9b-7c+4b-13c-10b+10c5ab+6ab+10ab+ab
26a2b+8b2c-2a2b-8b2c2z-2z2-5z-5z2+3
—z+—n+—n+—z16m2+5xy+5m2+9
5757
9
—mn-7m+8mn5ab-6x2y+10ab-13ab
6c+6c+5c8m-3c-4m+2c
9b+8d+6b+9d+11b+13d3pq+3pq+16pq-pq
16a2b-6y2z+21a2b+8y2z8y+5y2-2y-19y2+2
6975
—z+—y+—y-—z20m2+2mn-5m2-4
5858
—mn+3t+9mn8mn-12x2y+5mn+17mn
5b+5b+7b9x+6f+7x+3f
4a-4n-13a-7n-12a+17n3mn-20mn+11mn+mn
26x2y+7b2c-26x2y+2b2c6x+5x2-4x+19x2+4
2575
—x-—t+—t-—x2x2+6pq-7x2-6
—xy-9n-2xy3pq-2a2b-20pq+2pq
5e-6e+8e7m+2e-6m+7e
8a+5c+15a+9c+19a-16c2xy-16xy+16xy-xy
24a2b+4b2c-14a2b+8b2c7t-4t2+5t-9t2-9
—m+—t+—t-—m7y2-9pq+8y2+7
—pq-4t+6pq3xy-9x2y+6xy+13xy
5c+9c+2c5m+3f-6m+4f
8m+3c-18m-12c+17m-20c5pq+10pq+20pq+pq
3x2y+6y2z+30x2y-3y2z9t+8t2-8t-5t2+2
5675
—z+—n+—n-—z15x2-8mn-4x2+3
4747
—pq-4x-9pq5mn+7x2y-20mn+7mn
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- 合并 同类项 综合 练习题 34