Find the partial sum.
-Find the sum of the first three terms of the sequence whose general term is given by $a _ { n } = ( n - 9 ) ^ { 2 }$.
A) 365
B) 113
C) $- 237$
D) 149

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The Answer of Find the partial sum.
-Find the sum of the first three terms of the sequence whose general term is given by $a _ { n } = ( n - 9 ) ^ { 2 }$.
A) 365
B) 113
C) $- 237$
D) 149

Find the Partial Sum an=(n−9)2a _ { n } = ( n - 9 ) ^ { 2 }an​=(n−9)2

Find the Partial Sum $a _ { n } = ( n - 9 ) ^ { 2 }$