(D) of theseπ and2If 081 sm2 x + 81 cos,30, then x is equal to :x(A) – InterviewSolution

1.	(D) of theseπ and2If 081 sm2 x + 81 cos,30, then x is equal to :x(A) π or--(B) or 04(B) 플 or 0(C)ππ-or-(D) of these
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