Solved papers for JEE Main & Advanced JEE Main Paper (Held On 9 April 2014)

done JEE Main Paper (Held On 9 April 2014) Total Questions - 1

• question_answer1) The number of values of \[\alpha \] in \[[0,2\pi ]\]for which \[2{{\sin }^{3}}\alpha -7{{\sin }^{2}}\alpha +7\sin \alpha =2,\]is:   [JEE Main Online Paper ( Held On 09 Apirl  2014  )
  A)
  6                                             
  done clear
  B)
  4
  done clear
  C)
  3             
  done clear
  D)
  1
  done clear
  View Answer play_arrow