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• Objective question in Mathematics Jr
  {{x}^{2}}left( {{a}^{2}}+a+1 ight)-xleft( 1-{{a}^{2}} ight)-a-2=0 one of the roots of this equation is ...
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  asked2012-08-22 06:46:34
• Objective question in Chemistry Jr
  Which follows octet rule? ...
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  asked2012-08-09 08:01:52