合并同类项综合练习题13.docx

1、合并同类项综合练习题139b6b2b 9n2c2n3c 3b4c2b6c13b19c 7mn12mn14mnmn 20a2b3b2c30a2b7b2c 3y4y27y18y23 1 1 7 5 xttx 4z27mn8z295 6 5 6 7 pq2m9pq 3pq10x2y13pq4pq6 8b2b7b 2n9f8n6f 8b3d17b19d18b13d 9xy20xy12xyxy 19a2b3y2z11a2b6y2z 6m5m24m18m26 4 1 7 5 mttm 2t29xy3t253 7 3 7 4 mn9n6mn 3ab13a2b3ab3ab3 6d4d6d 10y9c2y7c

2、4b5c5b3c11b13c 2pq13pq16pqpq 29x2y8y2z6x2y4y2z 4n7n22n11n28 3 1 7 5 xnnx 8y24ab3y272 7 2 7 9 mn5t2mn 3pq11a2b11pq23pq8 3e6e3e 9z9b7z2b 2m6d16m15d19m13d 3ab9ab13abab 6x2y2y2z6x2y8y2z 2x2x28x8x21 2 8 7 5 mttm 17y27xy7y273 7 3 7 4 xy6n7xy 9pq11a2b15pq18pq5 2f2f9f 3t6c3t6c 6a7c4a9c16a15c 7pq9pq17pqpq 29

3、a2b6b2c21a2b9b2c 8m5m26m5m25 3 5 7 5 zyyz 8z27xy9z282 6 2 6 7 ab7y8ab 2xy4a2b19xy30xy6 8d6d9d 4m6d9m7d 3a6d11a18d19a12d 8pq3pq18pqpq 16a2b7y2z18a2b7y2z 5n9n25n19n26 3 7 7 5 zyyz 5t27mn2t292 8 2 8 1 pq8m8pq 4xy17a2b17xy8xy7 6e9e4e 9z6c7z2c 9b8d11b10d18b19d 7ab19ab11abab 5a2b9y2z16a2b8y2z 5z9z26z10z28

4、 1 8 7 5 mttm 5x23xy6x295 7 5 7 1 pq5y5pq 7xy8x2y14xy21xy5 6b3b8b 6y3d2y8d 5a2c20a10c18a16c 7mn14mn17mnmn 26x2y7b2c11x2y6b2c 9n8n29n2n22 4 7 7 5 mttm 15y27xy8y285 6 5 6 1 xy2t6xy 4ab3a2b3ab24ab5 2f7f2f 9x7e8x6e 2m7n20m6n13m14n 9ab9ab18abab 23x2y4y2z30x2y7y2z 9n7n29n15n29 1 1 7 5 mnnm 14t24ab2t242 7 2 7 1 pq5t9pq 3pq5a2b19pq18pq6 7d8d4d 7z7c7z4c 5a5n5a11n17a20n 5ab20ab13abab 5a2b9y2z28a2b7y2z 5n5n26n19n26 1 7 7 5 myym 11t23pq8t285 6 5 6 2 ab4x8ab 6pq18x2y12pq28pq3