Number 25-97, 96, 95, 94, 93....;20 terms Chapter11Extra PracticeLesson 11-1 Decide whether each formula is explicit or recursive. Then find thefirst five terms of each sequence.1. a, = 3n + 22. aj = 4; a, = a, -1+73. a, = 5n(n + 2)4. aj = 2; a, = a, - 1 - 35. a, = 6n2 -16. a, = 6 - 2nLesson 11-1 Find the next three terms in each sequence. Write an explicit and arecursive formula for each sequence.7. 3, 5, 7, ...8. 19, 15, 11,...9. -12,-10.5,-9,...10. 0.2, 0.5, 0.8,...11. -23,-36, -49,...12. 25, 37.5, 50,...O Lesson 11-2 Find the arithmetic mean a, of the given terms.13. an - 1 = 10, a, + 1 = 2014. an - 1 = 7, an + 1 = 1915. a, - 1 = -2,an + 1 = -7O Lesson 11-3 Write the explicit formula for each geometric sequence.Then generate the first five terms.16. aj = 6,r = 217. a, = -27, r = {18. aj = 1900,r = (19. a, = -5, r = 320. aj = 1,r = 421. aj = 500, r = 0.2Lesson 11-4 Use summation notation to write each arithmetic series for thespecified number of terms. Then evaluate each series.22. 21, 19, 17, 15, ... ;8 terms23. 4, 7, 10, 13, 16, 19, . . . ; 10 terms24. –35, –28, -21, -14, ... ; 7 terms25. 97, 96, 95, 94,93, . .. ; 20 termsO Lesson 11-4 For each sum, find the number of terms, the first term, and the lastterm. Then evaluate the sum.5726. (2n + 3)27. E (4 – n)28. (п + 1)29. (Зп - 5)n=1n=2n=1n=3Lesson 11-5 Find the sum of each infinite geometric series.31. 3 – 1 +-+.30. 4 + 2 + 1 ++.32. 2.2 - 0.22 + 0.02233. 0.9 + 0.09 + 0.009 +...34. 5 -35. 1 + 0.1 + 0.01 + ...O Lesson 11-5 Determine whether each series is arithmetic or geometric. Then findthe sum to the given term.37. 3 + 6 + 12 + 24 + 48 +...; 10th term36. 3 + 6 + 9 + 12 + 15 + ...; 10th term39. 87 + 72 + 57 + 42 + ...; 20th term38. – 1000 + 500 – 250 + 125 – ...;7th termLesson 11-6 Write and evaluate sums to approximate the area under eachcurve for the domain 0 s x S 2. First use inscribed rectangles 1 unit wide.Then use circumscribed rectangles 1 unit wide.42. g(x) = 2x+ 343. h(x) = |x + 3|41. y = x340. f(x) = 2x2Chapter 11 Extra Practice

Name: Number 25-97, 96, 95, 94, 93....;20 terms Chapter11Extra PracticeLesso
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Description: Number 25-97, 96, 95, 94, 93....;20 terms Chapter11Extra PracticeLesson 11-1 Decide whether each formula is explicit or recursive. Then find thefirst five terms of each sequence.1. a, = 3n + 22. aj = 4; a, = a, -1+73. a, = 5n(n + 2)4. aj = 2; a, = a,