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Find the first four terms and the 100th term of the sequence.an = (−1)n + 1 n/n+4?

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  • Find the first four terms and the 100th term of the sequence.an = (−1)n + 1 n/n+4?


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... the 100th term: 2 × 100 + 1 = 201. ... Calculate the first 4 terms of this sequence: {a n} = { (-1/n) n} Calculations: ... x n = n(n+1)/2.
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Positive: 88 %
the 1st term = 3 x 1 = 3. the 4th term = 3 x 4 ... For the sequence n th term = 3n, the 100th term ... and to get these the first four terms of the ...
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Positive: 85 %

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