Write an expression for the apparent nth term of the sequence.(Assume that n begins with 1. ) $$3,5,3,5,3 , \ldots$$
A) $a _ { n } = ( - 1 ) ^ { n } + 4$
B) $a _ { n } = ( - 1 ) ^ { n + 1 }$
C) $a _ { n } = ( - 1 ) ^ { n } - 4$
D) $a _ { n } = 4 ^ { n } - 1$
E) $a _ { n } = ( - 1 ) ^ { n - 1 } + 4$

Question

Write an expression for the apparent nth term of the sequence.(Assume that n begins with 1. )​ $$3,5,3,5,3 , \ldots$$ ​
A) $a _ { n } = ( - 1 ) ^ { n } + 4$
B) $a _ { n } = ( - 1 ) ^ { n + 1 }$
C) $a _ { n } = ( - 1 ) ^ { n } - 4$
D) $a _ { n } = 4 ^ { n } - 1$
E) $a _ { n } = ( - 1 ) ^ { n - 1 } + 4$

Quizplus · Accepted Answer

The sequence alternates between 3 and 5. The apparent nth term is $a _ { n } = ( - 1 ) ^ { n } + 4$.

Write an Expression for the Apparent Nth Term of the Sequence.(Assume