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( 1 ) \frac { \operatorname { cos } \theta } { \operatorname { sin } ( 90 ^ { \circ } + \theta ) } + \frac { \operatorname { sin } ( - \theta ) } { \operatorname { sin } ( 180 ^ { \circ } + \theta ) } - \frac { \operatorname { tan } ( 90 ^ { \circ } + \theta ) } { \operatorname { cot } \theta } |
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Answer» thanks |
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