document.write( "Question 817269: The equation x3 + 3x2 = 4 models the volume of a shipping container where x is the width. Graph the equation to find the width of the box.
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Algebra.Com's Answer #491968 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "x3 + 3x2 = 4 
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document.write( "x^3 + 3x^2 - 4 = 0
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document.write( "  x = 1
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document.write( "(Tossing out the negative solutions x= -2  for unit measure)
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