Question: For the sequence defined b y a n = n 2 + 6 n + 3 , simplify completely a n - a n -

For the sequence defined byan=n2+6n+3, simplify completely an-an-1. Write your answer asa
properly formatted mathematical expression using the variable n.
Simplify fully.
an-an-1=
For the sequence defined b y a n = n 2 + 6 n + 3

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