The answer is 69
hope this helps (;
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Answer:
12
Step-by-step explanation:
The given geometric series is

We want to determine the first term of this geometric series.
Recall that the explicit formula is

To find the first term, we put n=1 to get:

This gives us:


Therefore the first term is 12
Answer:
-15
Step-by-step explanation:
2_10 i'm guessing means 2/10, so in percentage, it would be 20%