How would I solve this?: Sum The Series- 1 x 2 + 2 x 3 + 3 x 4 + . . . + 1994 x 1995
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Now use the formulas and
Now use the formulas: .and . I took it a step further . . .
A curious result: the product of three consecutive integers divided by 3.
This result can be generalized to n consecutive sums of products.
(Likewise, with reciprocals too).
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