Write an Expression for the N Th Term of the Sequence

question 64

Multiple Choice

Write an expression for the n th term of the sequence $4 , \frac { 4 } { 2 } , \frac { 4 } { 6 } , \frac { 4 } { 24 } , \frac { 4 } { 120 } , \ldots$ Assume that n begins with 1.

• A) \(a _ { n } = 4 + \frac { 1 } { n ! }\)
• B) \(a _ { n } = \frac { 4 } { ( n + 1 ) }\)
• C) \(a _ { n } = \frac { 4 } { n ( n + 1 ) }\)
• D) \(a _ { n } = \frac { 4 } { n ! }\)
• E) \(a _ { n } = 4 + \frac { 1 } { ( n + 1 ) ! }\)

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