  2 2 16 20 28 40 56 76 n n
1 Quadratic Sequences Questions 1 1 13 15 19 25 33 43 n n
2 1. Find the nth term formula for the following quadratic sequence: 20, 28, 40, 56, 76 3 1 5 9 19 35 57 85 n n
3 2. Find the nth term formula for the following quadratic sequence: 15, 19, 25, 33, 43 3 3 15 21 33 51 75 105 n n
4 3. Find the nth term formula for the following quadratic sequence: 9, 19, 35, 57, 85 3 2 3 8 19 36 59 88 n n
5 4. Find the nth term formula for the following quadratic sequence: 21, 33, 51, 75, 105 2 1 3 6 13 24 39 58 n n
6 5. Find the nth term formula for the following quadratic sequence: 8, 19, 36, 59, 88 1 3 10 14 20 28 38 50 n n
7 6. Find the nth term formula for the following quadratic sequence: 6, 13, 24, 39, 58 2 1 4 7 14 25 40 59 n n
8 7. Find the nth term formula for the following quadratic sequence: 14, 20, 28, 38, 50 3 2 17 22 33 50 73 102 n n
9 8. Find the nth term formula for the following quadratic sequence: 7, 14, 25, 40, 59 2 1 16 19 26 37 52 71 n n
10 9. Find the nth term formula for the following quadratic sequence: 22, 33, 50, 73, 102 2 1 2 5 12 23 38 57 n n
11 10. Find the nth term formula for the following quadratic sequence: 19, 26, 37, 52, 71 2 1 14 17 24 35 50 69 n n
12 11. Find the nth term formula for the following quadratic sequence: 5, 12, 23, 38, 57 2 2 13 17 25 37 53 73 n n
13 12. Find the nth term formula for the following quadratic sequence: 17, 24, 35, 50, 69 2 3 10 15 24 37 54 75 n n
14 13. Find the nth term formula for the following quadratic sequence: 17, 25, 37, 53, 73 3 3 11 17 29 47 71 101 n n
15 14. Find the nth term formula for the following quadratic sequence: 15, 24, 37, 54, 75 1 2 11 14 19 26 35 46 n n
16 15. Find the nth term formula for the following quadratic sequence: 17, 29, 47, 71, 101 1 3 15 19 25 33 43 55 n n
17 16. Find the nth term formula for the following quadratic sequence: 14, 19, 26, 35, 46 2 3 3 8 17 30 47 68 n n
18 17. Find the nth term formula for the following quadratic sequence: 19, 25, 33, 43, 55 1 1 5 7 11 17 25 35 n n
19 18. Find the nth term formula for the following quadratic sequence: 8, 17, 30, 47, 68 3 1 2 6 16 32 54 82 n n
20 19. Find the nth term formula for the following quadratic sequence: 7, 11, 17, 25, 35 1 2 10 13 18 25 34 45 n n
21 20. Find the nth term formula for the following quadratic sequence: 6, 16, 32, 54, 82 1 2 7 10 15 22 31 42 n n  7 35
1. nth = 2n² + 2n + 16 11 55
2. nth = n² + n + 13 5 25
3. nth = 3n² + n + 5 7 35
4. nth = 3n² + 3n + 15 10 50
5. nth = 3n² + 2n + 3 11 55
6. nth = 2n² + n + 3 4 20
7. nth = n² + 3n + 10 10 50
8. nth = 2n² + n + 4 10 50
9. nth = 3n² + 2n + 17 5 25
10. nth = 2n² + n + 16 3 15
11. nth = 2n² + n + 2 10 50
12. nth = 2n² + n + 14 12 60
13. nth = 2n² + 2n + 13 11 55
14. nth = 2n² + 3n + 10 2 10
15. nth = 3n² + 3n + 11 11 55
16. nth = n² + 2n + 11 4 20
17. nth = n² + 3n + 15 9 45
18. nth = 2n² + 3n + 3 9 45
19. nth = n² + n + 5 4 20
20. nth = 3n² + n + 2 11 55