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

Multiple Choice

Write an expression for the apparent nth term of the sequence.(Assume that n begins with 1.) $- 243,729 , - 2187,6561 , - 19683 , \ldots$

A) $a _ { n } = 3 ^ { n - 4 }$
B) $a _ { n } = ( - 3 ) ^ { n - 4 }$
C) $a _ { n } = 3 ^ { n + 4 }$
D) $a _ { n } = ( - 3 ) ^ { n }$
E) $a _ { n } = ( - 3 ) ^ { n + 4 }$