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Write an Expression for the Nth Term of the Sequence 13,29,427,881, K\frac { 1 } { 3 } , \frac { 2 } { 9 } , \frac { 4 } { 27 } , \frac { 8 } { 81 } , \mathrm {~K}

Question 1

Multiple Choice

Write an expression for the nth term of the sequence 13,29,427,881, K\frac { 1 } { 3 } , \frac { 2 } { 9 } , \frac { 4 } { 27 } , \frac { 8 } { 81 } , \mathrm {~K} .


A) an=2n13na _ { n } = \frac { 2 ^ { n - 1 } } { 3 ^ { n } }
B) an=2n+13na _ { n } = \frac { 2 ^ { n + 1 } } { 3 ^ { n } }
C) an=2n3a _ { n } = \frac { 2 ^ { n } } { 3 }
D) an=6n+14n1a _ { n } = \frac { 6 ^ { n + 1 } } { 4 ^ { n - 1 } }
E) an=6n14na _ { n } = \frac { 6 ^ { n - 1 } } { 4 ^ { n } }

Correct Answer:

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