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Show that the rate of change of the volume of a cube with respect to its edge length is equal to half the surface area of a cube.
I know that surface area= 6l^2(because of the six faces)
I know that volume is l^3. How do I relate volume then to edge length
I know that surface area= 6l^2(because of the six faces)
I know that volume is l^3. How do I relate volume then to edge length