Use the Formula for the General Term (The Nth Term)

question 86

Multiple Choice

Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence
with the given first term, a1, and common ratio, r.
-Find a9 when a1 = 2, r = -2.

• A) -14
• B) 512
• C) -1,024
• D) 516

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