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Geometric Sequences practice a Problems 1-4 Each year, the population of a rural oil town is only 90 percent of the previous year's population. The town's population was 9000 in year one of a long-term population study. S G 4. If the pattern continues, what will the town's population be in year 167 1. Explicit Formula | i i 2. Recursive Formula | Problems 5-8 A conservative investment product offers a five percent return on investment each year. The investment amount started with a $4500 balance at the beginning of year one and grew to a $4725 balance at the beginning of year two. 8. Whatis the value of the investment at the beginning of the eleventh year? 5. Explicit Formula 7. Table 6. Recursive Formula Problems 9-10 Rewrite as a recursive formula. = 0T 0375l 9 a; =19(0:5)" 1 Problems 11-12 Rewrite as an explicit formula. 1 11. a, =20 an-1, a1 =9 12.ap =3 An-q, @1 =36 Math Reach Solutions LLC