1、合并同类项综合练习题1058e2e4e 9m8b3m5b 9a5d20a7d17a16d 4xy15xy19xyxy 28x2y9b2c29x2y6b2c 2z6z29z7z25 1 9 7 5 znnz 16z27pq6z282 8 2 8 9 xy3t8xy 6mn4a2b14mn5mn8 5e8e6e 3z6b2z3b 9b4n3b9n18b10n 2ab18ab20abab 11a2b6y2z27a2b3y2z 5t8t26t19t29 6 7 7 5 xttx 12z29mn6z215 8 5 8 1 mn2x2mn 4xy19x2y13xy29xy6 2f2f4f 10x5b3x6
2、b 8m5d18m12d15m10d 5ab14ab16abab 16x2y8y2z2x2y4y2z 3y7y29y2y29 4 7 7 5 xttx 19t22mn5t285 6 5 6 1 ab4m6ab 8xy19a2b9xy16xy8 3b7b7b 3x9b9x9b 8m6n16m14n14m17n 8pq16pq12pqpq 22x2y8y2z13x2y3y2z 5y2y29y19y26 1 7 7 5 zyyz 17n29ab5n244 8 4 8 3 xy2m2xy 8mn17x2y9mn6mn2 7e9e2e 7m8b6m4b 2b7n18b6n11b20n 9pq17pq12
3、pqpq 23x2y5y2z3x2y5y2z 7z2z28z18z24 2 5 7 5 mttm 4y22ab6y283 6 3 6 1 pq8y8pq 5mn11x2y2mn3mn7 4a2a5a 6t8a3t10a 7a8c20a11c14a13c 2ab2ab12abab 6a2b2y2z24a2b5y2z 9m7m25m12m25 1 5 7 5 zttz 18y22ab5y243 6 3 6 4 pq5x3pq 3ab18x2y17ab17ab3 5a8a5a 3m5e4m8e 3m6d7m19d16m20d 2pq6pq18pqpq 26a2b3b2c17a2b6b2c 3z6z2
4、5z5z26 5 7 7 5 myym 17t29xy3t234 8 4 8 6 ab8n3ab 6ab11a2b2ab30ab7 9f7f8f 8z4c3z10c 2a3n4a12n13a20n 5pq16pq14pqpq 2a2b6y2z24a2b9y2z 9t5t26t14t21 3 1 7 5 zttz 17t27mn2t244 8 4 8 7 xy6n5xy 6xy8x2y2xy8xy6 6f5f8f 5x4d4x8d 4a3d18a18d14a11d 6pq2pq16pqpq 15x2y4y2z21x2y8y2z 9m3m24m15m24 1 7 7 5 znnz 14t29ab9t292 8 2 8 5 ab7n5ab 4pq13x2y4pq4pq4 8c5c5c 7x2d2x9d 8m6c7m20c10m16c 3xy20xy18xyxy 21a2b7b2c8a2b9b2c 7y9y23y10y21 4 5 7 5 xnnx 14m25ab5m265 6 5 6 6 pq4x9pq 2ab19a2b6ab9ab5