Kristin and her family left their campsite to take a bike ride. They biked 5 miles west and then 12 miles north. How far are the
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Answer:
The sum of the first six terms is 38.39
Step-by-step explanation:
This is a geometric sequence since the common difference between each term is
Thus,
To find the sum of first six terms, we need to find the fifth and sixth term of the sequence.
To find the fifth term:
The general form of geometric sequence is
To find the fifth term, substitute in
To find the sixth term, substitute in
To find the sum of the first six terms:
The general formula to find Sn for is
Thus, the sum of first six terms is 38.39