Find a General Term an for the Sequence Whose First $\frac { 1 } { 1 } , \frac { 1 } { 4 } , \frac { 1 } { 9 } , \frac { 1 } { 16 } , \ldots$

question 56

Multiple Choice

Find a general term an for the sequence whose first four terms are given.
- $\frac { 1 } { 1 } , \frac { 1 } { 4 } , \frac { 1 } { 9 } , \frac { 1 } { 16 } , \ldots$

• A) \(a _ { n } = \frac { 1 } { n ^ { 2 } }\)
• B) \(a _ { n } = \left( \frac { 1 } { 2 } \right) ^ { n - 1 }\)
• C) \(a _ { n } = \frac { 1 } { 3 n - 2 }\)
• D) \(a _ { n } = \frac { 1 } { n ^ { n - 1 } }\)