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

question 108

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 = -4, r = 2.

• A) 12
• B) -2048
• C) -1024
• D) -1020

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