document.write( "Question 1197132: a cylindrical vessel without a lid is to be made of metallic lamina of surface area 462 cm square. find the length of its base radius when its capacity is maximum \n" ); document.write( "
Algebra.Com's Answer #830331 by ewatrrr(24785)\"\" \"About 
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Recommend Graphing V = 231r - (pi/2)r^3 as a check for r = 7cm when Volume is at its Maximum
\n" ); document.write( "Obvious max is reached at 7cm (to nearest whole number)
\n" ); document.write( "www.padowan.dk/download has an excellent graphing capabilities.\r
\n" ); document.write( "\n" ); document.write( "Graphing y = 231x - (pi/2)x^3 (y the volume, x the radius of the Cylinder)
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