Solved papers for JEE Main & Advanced JEE Main Paper (Held On 9 April 2016)

done JEE Main Paper (Held On 9 April 2016) Total Questions - 2

• question_answer1) The number of \[x\in [0,2\pi ]\]for which\[\left| \sqrt{2{{\sin }^{4}}x+18{{\cos }^{2}}x}-\sqrt{2{{\cos }^{4}}x+18{{\sin }^{2}}x} \right|=1\]   JEE Main Online Paper (Held On 09 April 2016)
  A)
  6                                             
  done clear
  B)
  4
  done clear
  C)
  8             
  done clear
  D)
  2
  done clear
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• question_answer2) The number of distinct real roots of the equation,\[\left| \begin{matrix}    \cos x & \sin x & \sin x  \\    \sin x & \cos x & \sin x  \\    \sin x & \sin x & \cos x  \\ \end{matrix} \right|=0\]in the interval \[\left[ -\frac{\pi }{4},\frac{\pi }{4} \right]\]is:   JEE Main Online Paper (Held On 09 April 2016)
  A)
  4
  done clear
  B)
  1
  done clear
  C)
  2                                             
  done clear
  D)
  3
  done clear
  View Answer play_arrow