document.write( "Question 1142257: Please help me to solve this problem : if x, y, z are unequal positive qualities, prove that (1+x³)(1+y³)(1+z³)>(1+xyz)³ \n" ); document.write( "
Algebra.Com's Answer #762956 by Alan3354(69443)\"\" \"About 
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Multiply them, compare the results.
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