The sum of the first four terms of a geometric series is 203, and the common ratio is 0.4. Find the first term
1 answer:
Answer:
The first term of the series is 125.
Step-by-step explanation:
The sum of the first four terms of a geometric series can be described by the following equation:
Where x1 is the first term and r is the common ratio. Replacing the given values into the equation to solve for x1 yields:
The first term of the series is 125.
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