9. Sequences, Series, & Induction
Geometric Sequences
3: minutes
Problem 13
Textbook Question
Textbook QuestionIn Exercises 9–16, use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of each sequence with the given first term, a1 and common ratio, r. Find a40 when a1 = 1000, r = - 1/2
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