Question
Write the first five terms of each sequence.$$a_{n}=(-1)^{n+1} n^{2}$$
Step 1
The sequence is defined as $a_{n}=(-1)^{n+1} n^{2}$. This means that for each term in the sequence, we square the term number (n) and then multiply it by -1 raised to the power of (n+1). Show more…
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