Geometric Series HW
Authored by Jan Erik Berge
Mathematics
8th Grade
Used 3+ times
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8 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Find the sum of the first nine (9) terms of the geometric series if a1 = 1 and r=2.
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Find the sum of the first ten (10) terms of the geometric series if a1 = 4 and r = -1/2.
Give your answer as an improper fraction.
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Find the sum of the first eight (8) terms of the geometric sequence -1,2,-4,...
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Find the sum of the first six (6) terms of the geometric sequence 18,6,2,...
Give your answer as an improper fraction
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Find the sum of the first seven (7) terms of the geometric series 2 + 8 + 32 + ...
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the sum of the first six (6) terms of the geometric series -6 + 4 - 8/3 + ...
leave your answer as an improper fraction
-267/81
-266/81
-264/81
-265/81
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
6
7
8
5
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