合并同类项综合练习题1.docx

1、合并同类项综合练习题15e3e2e 9z5e8z10e 3b4n15b14n12b18n 6mn14mn13mnmn 17a2b2y2z19a2b2y2z 6n5n22n16n23 3 5 7 5 myym 14m25mn2m274 6 4 6 7 xy2m6xy 3mn6x2y11mn13mn6 2f2f3f 2t7d6t5d 3a3n17a8n10a13n 4pq18pq15pqpq 16a2b7b2c4a2b3b2c 2t6t29t4t26 4 1 7 5 zyyz 8m27ab9m225 8 5 8 1 ab4z8ab 7ab8a2b3ab16ab7 7f2f3f 2m2d5m7d 5

2、m9n6m6n18m17n 3ab6ab19abab 7x2y8b2c11x2y6b2c 3n7n28n18n25 1 7 7 5 zyyz 18y25ab6y264 8 4 8 1 ab2n6ab 6ab15x2y18ab27ab8 8c8c7c 4t2a6t6a 7b6d10b20d16b18d 9xy5xy18xyxy 22x2y8y2z23x2y7y2z 6m8m28m7m21 1 7 7 5 myym 9z26ab8z272 6 2 6 6 xy2z5xy 8pq8a2b15pq15pq5 2a2a8a 10m7f9m8f 4b2n15b2n11b13n 9ab8ab18abab 2

3、8a2b7b2c10a2b4b2c 3z7z27z10z29 3 7 7 5 zyyz 18y26pq2y212 8 2 8 8 ab2n7ab 8mn20x2y6mn8mn7 4c2c6c 5m3f6m3f 8m7c3m4c17m16c 6xy12xy20xyxy 30x2y2b2c18x2y8b2c 4z6z22z9z22 4 1 7 5 xttx 10n28xy6n225 8 5 8 4 pq4m5pq 4pq7x2y19pq19pq3 8e4e9e 10n2b7n5b 7a5c7a4c16a18c 6mn9mn13mnmn 11x2y6y2z25x2y7y2z 2y8y25y16y24

4、 1 1 7 5 myym 19m22pq8m244 8 4 8 1 mn2x7mn 9xy4a2b5xy29xy8 5e8e4e 9t8f4t2f 5a9c13a10c14a19c 9xy13xy13xyxy 7x2y9y2z11x2y8y2z 4n2n23n19n25 4 6 7 5 mnnm 16x26mn6x243 7 3 7 5 ab6t8ab 2ab7x2y15ab18ab6 4c5c9c 8y9a5y4a 6a5c6a6c20a14c 6ab3ab10abab 27a2b4b2c17a2b7b2c 7x3x23x11x22 6 7 7 5 xnnx 2z28xy7z295 8 5 8 7 ab8t3ab 7xy11x2y7xy28xy6 2c8c3c 3y7c6y10c 2m6c3m12c12m19c 5xy6xy15xyxy 25a2b7b2c6a2b4b2c 6y8y27y13y23 3 1 7 5 znnz 10x28xy7x242 8 2 8 1 ab9n2ab 9pq16x2y16pq18pq6