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Sara has 20 sweets they are: 12 Liquorice, 5 mint, 3 humbugs. she takes 2.What is the probability that the 2 sweets will not be the same? Consider the equation x^(3)+cx+1=0 x1=1/(x2)+1/(x3) is given find the roots of the equation and C? One hectare is defined as 1.000x10^4m^2. one acre is 4.356x10^4ft^2 how many acres are in one hectare? How many chlorine atoms are in 0.650 mol of Ca(ClO4)2? show : ζ(-1) = - 1/12 .?