Solved papers for JEE Main & Advanced AIEEE Solved Paper-2009

done AIEEE Solved Paper-2009 Total Questions - 1

• question_answer1) Let a, b, c be such that\[b(a+c)\ne 0\]. If \[\left| \begin{matrix}    a & a+1 & a-1  \\    -b & b+1 & b-1  \\    c & c-1 & c+1  \\ \end{matrix} \right|+\left| \begin{matrix}    a+1 & b+1 & c-1  \\    a-1 & b-1 & c+1  \\    {{(-1)}^{n+2}}a & {{(-1)}^{n+1}}b & {{(-1)}^{n}}c  \\ \end{matrix} \right|=0,\] then the value of n is     AIEEE  Solved  Paper-2009
  A)
  zero      
  done clear
  B)
  any even integer             
  done clear
  C)
  any odd integer
  done clear
  D)
  any integer
  done clear
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