Question: (6 pts) 8. A geometric sequence has first term a = 16 and common ratio r =- (a) Find a formula for the general term

(6 pts) 8. A geometric sequence has first term a = 16 and common ratio r =- (a) Find a formula for the general term a,, . (b) Determine the term as . (c) Find the sum of the all the terms in the sequence, a, nel (6 pts) 9. In an arithmetic sequence, a, = 65 and a, = 105 Find the first term a and the common difference d. First term: a= Common Difference: d =

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