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PLZ HELP! Find the 19th term in the geometric sequence. 2, 6, 18, 54, ... A)2,324, 522,934 B)1, 162, 261,467 C)6,973,568,802 D) 774, 840,978
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35 votes
35 votes
PLZ HELP!

Find the 19th term in the geometric sequence.
2, 6, 18, 54, ...
A)2,324, 522,934
B)1, 162, 261,467
C)6,973,568,802
D) 774, 840,978

User ZNS
by
2.7k points

2 Answers

19 votes
19 votes
The correct answer would be D.
User Pavel Gurov
by
3.0k points
8 votes
8 votes

Answer:

D

Explanation:

The equation for the sequence turns out to be 2(
3^(n-1)) where n is the nth.

Plugging in 19 you get 2(
3^(18)), or 774,840,978

User Bryan Ash
by
2.5k points
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