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Write the First Four Terms of the Sequence an=2n(n+2)!a _ { n } = \frac { 2 ^ { n } } { ( n + 2 ) ! }

Question 170

Multiple Choice

Write the first four terms of the sequence.
- an=2n(n+2) !a _ { n } = \frac { 2 ^ { n } } { ( n + 2 ) ! }


A) 13,16,215,245\frac { 1 } { 3 } , \frac { 1 } { 6 } , \frac { 2 } { 15 } , \frac { 2 } { 45 }
B) 23,1,85,83\frac { 2 } { 3 } , 1 , \frac { 8 } { 5 } , \frac { 8 } { 3 }
C) 32,1,85,38\frac { 3 } { 2 } , 1 , \frac { 8 } { 5 } , \frac { 3 } { 8 }
D) 13,16,115,145\frac { 1 } { 3 } , \frac { 1 } { 6 } , \frac { 1 } { 15 } , \frac { 1 } { 45 }

Correct Answer:

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