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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Definitions:

Compound Growth

The process where the value of an investment increases exponentially over time due to earning interest on both the initial principal and the accumulated interest.

Evaluate

To assess or determine the value, significance, or condition of something through careful examination and analysis.

Evaluate

The process of determining the value or significance of something through analysis or assessment.

Prorata Interest

Interest calculated proportionally, based on the fraction of the period for which the interest is accrued.