Question
The sum of the first 46 terms of the sequence $2,-1,-4$ $-7, \ldots$
Step 1
Step 1: The given sequence is an arithmetic sequence with the first term $a_1 = 2$ and the common difference $d = -3$ (since $-1 - 2 = -3$ and $-4 - (-1) = -3$). Show more…
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The sum of the first 46 terms of the sequence $$ 2,-1,-4,-7, \ldots $$
Find each sum. $$ \begin{array}{l}{\text { The sum of the first } 46 \text { terms of the sequence }} \\ {\qquad 2,-1,-4,-7, \ldots}\end{array} $$
Sequences; Induction; the Binomial Theorem
Arithmetic Sequences
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