The position of a particle \( w . r \). to origin varies according to the relation \( x=3 \sin 1...

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The position of a particle \( w . r \). to origin varies according to the relation \( x=3 \sin 100 t+8 \cos ^{2} 50 t \). Which of the following is/are correct about this motion :
(A) The motion of the particle is not SHM
(B) The amplitude of the SHM of the particle is 5 units
(C) The amplitude of the resultant SHM is \( \sqrt{73} \) units
(D) The maximum displacement of the particle from the origin is 9 units
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