1. No
2. Yes
3. yes -.4
4. yes +5
10. 35,38, 41 a1=23 an=an- an-1+3
11. 4.9,5.5,6.1 a1=2.5 an=an-1+6
19 an= 32+an-1(+2)
5. 102,131 yes +29
13 -26,-30,-34 a1= -10 an-1 -4
14 -8.7, -10.1,-11.5 a1=3.1 an-1 -1.4
22. an- 126+ an-1 (-30
31 a
7 +8
8 +2 yes
16 +6 yes an-1+6
17. -21 an-1-21
25. a1+(n-1) 58+(n-1)-9
32 (2+42)11
41 -1
1 yes 2
2 yes 3
7 3,-6,12,-24,48
8. 5,15,45,135,405
13 8
14 12
23 3x2^19 6.09x10^14 1572,864
4 x2
10 -2,6,-18,54,-162
18. 10
26. 5x4^13/ 335,544,320
29 2x5^6 31250
12-2
3. yes -.4
6 yes +.3
9 yes +13
12
p 635 1-18 odd 1 explicit
3 explicit
5 7,3,-1
7 o.11,0.14,0.17
an-1+0.03
0.11+(n-1) .03
9 25+(n-1) (12.5) an-1+12.5
11 13
13 6,12,24,48,96
15 1900,190,9,1.9,.19
17 1,4,16,64,256