Answer:
1. 8a³b+6a²b²-14ab3
2. -3x⁴y⁴+9x³y²-21x²y³
3.x³-x²-4x+4
4. 4x³+6x²+2x-3
5. 96y^5-72y⁴+128y³-108y² 81y-144
6. 5a⁴
b
7.4abc^5-6a³c⁴+11a^5 b^5 c^6
/b²
8. 5c+9a
9. a⁴-a² b²+b⁴
10. 3w-1+ 10 + 16
7(2w+5) 7(w-1)
