Question: 6. The comon ratio in a geometric sequence is 4 and the 5th term is 192. Find the values of the first term and the

6. The comon ratio in a geometric sequence is 4 and the 5th term is 192. Find the values of the first term and the 9th term. 7. In 2019, the number of Charlie's Facebook friends is 284. It is estimated that the number of his Facebook friends will increase by 4% each year. a. Write the formula for the number of Charlie's Facebook friends. b. Estimate the number of Facebook friends Charlie will have in 2023. (Round off the value if necessary because there are no "fraction" or 'decimal" friends. State your final answer in a sentence.)
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