The answers are in the 3rd picture

& Download A Alter Page 1 of 3 Find the first five terms of the sequence 1. an = 4n2 - 2 2. an = ns 3. an = 2an-1 - 2, a1 = 10 an-1+2n 4. an = an-1-1 , a1= - 4 5. 21= 24 32 = 1, an = (2an-2)(3an-1) 6. a1 = 2, a2 = 10, an = 2(an-1+2) an -2 O 9 W P 56.F Home F8Page 2 of 3 Write a formula for the sequence, either in explicit form or recursive form. 7. {4, 7, 12, 19, 28...} 8. (1- 1 1 _1 1 1/ 2'4' 8'16 3 9. {2, 4, 12, 48, 240, ...} 10. { - 8, - 6, - 3, 1, 6, ..} Find the indicated sum. 11. Ek-1(7 -2) 12. ER=1k (K - 2) O Fi W P 56.F OAnswers. 1. {4, 14, 34, 62, 98} 64 125 2. 1=19, 1, 81 243 3. {10, 18, 34, 66, 130} 4.1-4, 0,-6, -2 68 5. 171 1 , 71217 6. 12, 10, 12, 14,4) 7. an = 12 + 3 8. an = (- 1) 7- 1 9. an = n (an-1), a1 = 2 10, a1 =-8, an = ani+ n 11 2 12. 49 O W P 56.F PitSEN Home