I need help solving #7 &8 please and thanks! Check UnderstandingM Model wis19.number of sea toDetermine whether each sequence is geometric. If it is geometric, find the common ratio r.from now. Supppear is three tim1. 3,9, 27, 81, ..2. 8, 4, 2, 1, ..3. 6, 9, 12, 15, ...previous year.A. Write a recuB. How manyWrite a recursive rule for each geometric sequence. Then find the next three terms.10, 20, 40, 80...6. 5000, 1000, 200, 40, 8, ...4.5. 1, 5, 25, 125, ...Write a recursive rule for the geometric sequence shown on the graph.Write a recursive re7.Af(n)2008.4fln)10 (1, 10)20. 4, 20, 100, 500.• (5, 162)22. 200, --80, 32,1608.120Fiad the indicated623. 1, 8. 64, ...; St80426. Part of a geomsequence. Thes• (2, 3).(4, 54)(3, 18)40(1, 2)(3, 0.9)(4, 0.27)(5, 0.081) n(2, 6)Position nu4.68.2The heights to which a ball bounces after it is dropped are as follows: 72 inches onthe 1st bounce, 36 inches on the 2nd bounce, and 18 inches on the 3rd bounce. Letf(n) = the height of the ball in inches on the nth bounce. The sequence defined byf(n) is geometric.9.Term of the27. (MP ReasonWhat is the 4A. Graph the sequence.Write a recursiveB. Write a recursive rule for the sequence.C. What is the height of the ball on the 6th bounce to the nearest tenth of an inch?28.ffin)1500On Your Own1200Determine whether each sequence is arithmetic or geometric.90010. 200, 195, 190, 185, ...11. 2, 6, 18, 54,..12. 9, -3, 1,.600Find the common ratio r for each geometric sequence, Then use r to find the next300(2, 21, 5)three terms.13. 5, 15, 45, 135, ...14. 243, 162, 108, 72, ...15. -2, 6, -18, 54, ...0.Graph the sequeAttend to Precision The hours Myrón practices piano each week after hestarts taking lessons are given by the sequence 2, 3, 4.5, 6.75, ..A. Is this a geometric sequence? Explain.16.30.B. What is the next term in the sequence?f(n)17. (MP Reason Suppose you are given a geometric sequence where all the termsare positive and 0

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Write a recursive rule for the geometric sequence shown on the graph. 7. 200 fn), 8. 10 (1, 10) 160 •(5, 162) 8. 120 80 4 (2, 3) (4, 54) 40 t1, 2) (3. 18) 2 (3, 0.9) (4, 0.27) 2.6) (5, 0.081) n 6. 8.