  3 3 20 26 38 56 80 110 n n
1 Quadratic Sequences Questions 2 3 7 12 21 34 51 72 n n
2 1. Find the nth term formula for the following quadratic sequence: 26, 38, 56, 80, 110 1 1 3 5 9 15 23 33 n n
3 2. Find the nth term formula for the following quadratic sequence: 12, 21, 34, 51, 72 1 1 13 15 19 25 33 43 n n
4 3. Find the nth term formula for the following quadratic sequence: 5, 9, 15, 23, 33 2 3 9 14 23 36 53 74 n n
5 4. Find the nth term formula for the following quadratic sequence: 15, 19, 25, 33, 43 1 3 18 22 28 36 46 58 n n
6 5. Find the nth term formula for the following quadratic sequence: 14, 23, 36, 53, 74 2 2 5 9 17 29 45 65 n n
7 6. Find the nth term formula for the following quadratic sequence: 22, 28, 36, 46, 58 1 2 19 22 27 34 43 54 n n
8 7. Find the nth term formula for the following quadratic sequence: 9, 17, 29, 45, 65 1 2 17 20 25 32 41 52 n n
9 8. Find the nth term formula for the following quadratic sequence: 22, 27, 34, 43, 54 3 3 19 25 37 55 79 109 n n
10 9. Find the nth term formula for the following quadratic sequence: 20, 25, 32, 41, 52 3 2 10 15 26 43 66 95 n n
11 10. Find the nth term formula for the following quadratic sequence: 25, 37, 55, 79, 109 3 3 11 17 29 47 71 101 n n
12 11. Find the nth term formula for the following quadratic sequence: 15, 26, 43, 66, 95 1 3 2 6 12 20 30 42 n n
13 12. Find the nth term formula for the following quadratic sequence: 17, 29, 47, 71, 101 1 2 16 19 24 31 40 51 n n
14 13. Find the nth term formula for the following quadratic sequence: 6, 12, 20, 30, 42 1 2 1 4 9 16 25 36 n n
15 14. Find the nth term formula for the following quadratic sequence: 19, 24, 31, 40, 51 2 2 13 17 25 37 53 73 n n
16 15. Find the nth term formula for the following quadratic sequence: 4, 9, 16, 25, 36 3 3 13 19 31 49 73 103 n n
17 16. Find the nth term formula for the following quadratic sequence: 17, 25, 37, 53, 73 1 1 18 20 24 30 38 48 n n
18 17. Find the nth term formula for the following quadratic sequence: 19, 31, 49, 73, 103 1 3 9 13 19 27 37 49 n n
19 18. Find the nth term formula for the following quadratic sequence: 20, 24, 30, 38, 48 3 2 13 18 29 46 69 98 n n
20 19. Find the nth term formula for the following quadratic sequence: 13, 19, 27, 37, 49 2 3 12 17 26 39 56 77 n n
21 20. Find the nth term formula for the following quadratic sequence: 18, 29, 46, 69, 98 1 2 12 15 20 27 36 47 n n  4 20
1. nth = 3n² + 3n + 20 12 60
2. nth = 2n² + 3n + 7 1 5
3. nth = n² + n + 3 6 30
4. nth = n² + n + 13 10 50
5. nth = 2n² + 3n + 9 2 10
6. nth = n² + 3n + 18 12 60
7. nth = 2n² + 2n + 5 7 35
8. nth = n² + 2n + 19 12 60
9. nth = n² + 2n + 17 11 55
10. nth = 3n² + 3n + 19 8 40
11. nth = 3n² + 2n + 10 4 20
12. nth = 3n² + 3n + 11 1 5
13. nth = n² + 3n + 2 11 55
14. nth = n² + 2n + 16 5 25
15. nth = n² + 2n + 1 6 30
16. nth = 2n² + 2n + 13 8 40
17. nth = 3n² + 3n + 13 4 20
18. nth = n² + n + 18 4 20
19. nth = n² + 3n + 9 1 5
20. nth = 3n² + 2n + 13 9 45 