Answer:
277/208
Step-by-step explanation:
9/16+10/13
=277/208
x^7-7x^6+21x^5-13x^3+33x^2-35x
there you go!
1. 136
2. 55
3. 53
4. 110
5. 61
6. 88
7. 62
8. 140