Please answer all 1-5! Thank you

1. If the 10th term of a geometric sequence is 243 times larger than the 5th term, then what is the common ratio of the sequence? [2] a. 2 C. 4 b. 3 d. 5 2. Which series is neither arithmetic nor geometric? [1] a. 64- 32 + 16 -8+ ... b. 1 + 2 +4+7+... C . ... d. V2 + 2+ 2v2+ ... 3. Which of the following functions can be used to generate the terms in the sequence 3, 5, 7, 9.....? [2] a. f(n) =3n-1 c. f(n) = n+2 b. f(n) = 3n d. f(n) = 2n+1 4. The sixth term of the series 972 + 324 + 108 + ....... Is [2] a. AlW C. 4 b. 7.08588 d. w /00 5. Which of the following recursion formulas procedures the sequence 1,3,13,63.......? [2] a. t1=1, tn=tn-1+2 C. t1=1, to=5tn-1-2 b. t1=1, to=6tn-1-5 d. t1=1, to=2tn-1-8