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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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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 Navrattan Yadav
by
4.5k points

2 Answers

1 vote
The correct answer would be D.
User Gregomni
by
5.3k points
4 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 Seanrco
by
4.8k points
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