Square corners, with side x cm, are cut from a square card with side 6 cm. Then the edges are folded up to make a box. Show that the volume of the box is V cm3 where V = 36x – 24x2 + 4x3. much appreciated
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Originally Posted by abey_27 Square corners, with side x cm, are cut from a square card with side 6 cm. Then the edges are folded up to make a box. Show that the volume of the box is V cm3 where V = 36x – 24x2 + 4x3. much appreciated The volume is calculated by: With your values you get: Now plug in the terms into the formula of the volume, expand the brackets and collect like terms.
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