Solved papers for JEE Main & Advanced AIEEE Solved Paper-2002

done AIEEE Solved Paper-2002 Total Questions - 3

• question_answer1) \[l,\,m,\,n\] are the pth, qth and rth terms of a GP and all positive, then \[\left| \begin{matrix}    \log \,\,l & p & 1  \\    \log \,\,m & q & 1  \\    \log \,\,n & r & 1  \\ \end{matrix} \right|\] equals   AIEEE  Solved  Paper-2002
  A)
  3                                
  done clear
  B)
            2                                
  done clear
  C)
  1                                
  done clear
  D)
            zero
  done clear
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• question_answer2) If \[\left| \begin{matrix} 6\,i & -3\,i & 1  \\ 4 & 3\,i & -1  \\    20 & 3 & i  \\ \end{matrix} \right|=x+iy\], then   AIEEE  Solved  Paper-2002
  A)
  \[x=3,\,y=1\]
  done clear
  B)
                            \[x=1,\,y=3\]        
  done clear
  C)
            \[x=0,\,y=3\]        
  done clear
  D)
            \[x=0,\,y=0\]
  done clear
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• question_answer3) If \[(\omega \ne 1)\] is a cubic root of unity, then \[\left| \begin{matrix}    1 & 1+i+{{\omega }^{2}} & {{\omega }^{2}}  \\    1-i & -1 & {{\omega }^{2}}-1  \\    -i & -1+\omega -i & -1  \\ \end{matrix} \right|\] equals   AIEEE  Solved  Paper-2002
  A)
  0                
  done clear
  B)
            1                                
  done clear
  C)
            \[i\]                          
  done clear
  D)
            \[\omega \]
  done clear
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