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Surface by rotating the arc y^2=9x from x=0 to 4 through 2π around x axis is 49π.Show that
x̄ of this surface is: 3/49*integral{x(4x+9)dx}? Convert 3.82x10^-23g to kg? Why doesn't this code work in Maple? fsolve(for j from 3 to 98 do x[j-1]-2*x[j]+x[j+1] = 0;od)? Prove that the product of two consecutive multiples of 5 is always an even number? How many grams
of sulfur S8 must be dissolved in 100.0 g of naphthalene
1C10H82 to make a 0.12 m solution?