Calculate to ROC: ROC of the volume ';V'; of a cube with respect to its surface area ';A';?

v = b^3





a = 6b^2





b = (a/6)^(1/2)





v = b^3 = (a/6)^3/2





dv/da = (3/2)(1/6)^(3/2)(a)^(1/2)

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