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If C(n, r) denotes the number of combination of 'n' things taken 'r' at a time then the expression C(n, r+1) + C(n, r-1) +C(2n, r)=?
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Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance
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18 16 11 45 33 11 33 14 18 11 what is the mode for this data set
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If C(n, r) denotes the number of combination of 'n' things taken 'r' at a time then the expression C...
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