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Answers (2)
1. 6,11,16,21,26 2. AW=8;An=An-1-2 3. An=-13+7(n-1) 4. 4.6 5. An=22n 6. No 7. -24 8. 30 9. Yes;3/4 10. 1/3125 11. -175 12. 450 13. 5 sigma (n-1)(-2.2+4.4n) 14. 752 15. 135 16. 3 17. 29/125 18. It diverges; it doesn't have a sum
1. 6,11,16,21,26 2. AW=8;An=An-1+6 3. An=-13+7