17,19 D. 121.208 16. Find the sum of the first five terms of a geometric sequence whose first term is 1 of the second term and whose fifth 12 term is 62,208. A. 61.860 B. 63,861 C. 65,862 D. 67,863 17. Find the 14th term of a geometric sequence whose first term is zero and whose common ratio is 3. AO B. 42 C. 84 D. 168 18. If the 7th tem of a geometric sequence is and the 4th term is 1. find the sum of the first three terms A. 8 B. 10 C 12 D. 14 25 4 9. Find the fifth term of a geometric sequence whose third term is and whose 7th term is 4 25 A. 1 B.4 C.25 D. 30 0. The 5th and 8th terms of a geometric sequence are 9 and 243 respectively. Find the third term. A. В. C1 D.​