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Evaluate :- cos 930 degree

Answer» Sorry for the mistake i can not Remove my Answer Here is the correct AnswerQ) COS 930° = COS(900°+30°)= COS (5π + 30°) = -COS30° ANS = - √3/2
Q) COS 930°= COS (900° + 30°) = COS (5π + 30°) = - SIN30° Ans = -1/2
-✓3/2
-[3^(1/2)upon 2]


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