Quadratic Sequences

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		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
	Quadratic Sequences Answers	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