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02-12-2014
Mathematics

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the product of half my number times my number is 162.what is my twice my number

Respuesta :

02-12-2014

[tex]x-your\ number\\\\0.5x\cdot\ x=162\\0.5x^2=162\ \ \ \ \ |:0.5\\x^2=324\ \ \ \ |\sqrt{}\\\\x=18\ \ \ or\ \ \ \ x=-18[/tex]

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