SOLUTION: find the sum of the first two terms of the sequence whose general term is an=(n+2)(n-5).

SOLUTION: find the sum of the first two terms of the sequence whose general term is an=(n+2)(n-5).

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Question 452979: find the sum of the first two terms of the sequence whose general term is an=(n+2)(n-5).
Answer by Love math(28) (Show Source): You can put this solution on YOUR website!
foid
=(n+2)(n-5)
n^2-5n+2n-10
n^2-3n-10
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