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Write the First Four Terms of the Sequence an=(1)n(n+1)(n+4)\mathrm { a } _ { \mathrm { n } } = \frac { ( - 1 ) ^ { n } } { ( \mathrm { n } + 1 ) ( \mathrm { n } + 4 ) }

Question 64

Multiple Choice

Write the first four terms of the sequence.
- an=(1) n(n+1) (n+4) \mathrm { a } _ { \mathrm { n } } = \frac { ( - 1 ) ^ { n } } { ( \mathrm { n } + 1 ) ( \mathrm { n } + 4 ) }


A) 110,118,128,140- \frac { 1 } { 10 } , \frac { 1 } { 18 } , - \frac { 1 } { 28 } , \frac { 1 } { 40 }
B) 17,19,111,113\frac { 1 } { 7 } , - \frac { 1 } { 9 } , \frac { 1 } { 11 } , - \frac { 1 } { 13 }
C) 110,118,128,140\frac { 1 } { 10 } , - \frac { 1 } { 18 } , \frac { 1 } { 28 } , - \frac { 1 } { 40 }
D) 17,19,111,113- \frac { 1 } { 7 } , \frac { 1 } { 9 } , - \frac { 1 } { 11 } , \frac { 1 } { 13 }

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