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Mathematics, 19.07.2019 05:00 Rboltonbcs
Determine whether or not 630 is a triangular number. start with the formula t n = n ( n + 1 ) 2 and then use the quadratic formula to make your decision. (a) true or false: 630 is a triangular number:
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Determine whether or not 630 is a triangular number. start with the formula t n = n ( n + 1 ) 2 and...
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