What is 6?

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Supporting Work:

An antiderivative of 3/(x^3/2) is F(x) = 3x^-1/2 / (-1/2) =
-6x^-1/2 = -6 /x^1/2. For any b > 1, F(b) - F(1) =
- 6 / (b)^1/2 + 6 / (1)^1/2 which tends to 6 as x approaches infinity.