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OpenStudy (anonymous):
what are the first four terms of the sequence by the expression n(n-1)-4
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OpenStudy (kohai):
So all you do here is plug some numbers in. The first number in this sequence will look like this: |dw:1398462787218:dw| The second one will look like this: |dw:1398462820804:dw| And you do this for n = 3, 4
OpenStudy (kohai):
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