期末测试题一、选择题:
1.sin150°的值等于
().A.<Object: word/embeddings/oleObject1.bin>
B.-<Object: word/embeddings/oleObject2.bin>
C.<Object: word/embeddings/oleObject3.bin>
D.-<Object: word/embeddings/oleObject4.bin>
2.已知<Object: word/embeddings/oleObject5.bin>
=(3,),那么<Object: word/embeddings/oleObject6.bin>
等于().A.2B.3C.4D.53.在到2范围内,与角
-<Object: word/embeddings/oleObject7.bin>
终边相同的角是
().A.<Object: word/embeddings/oleObject8.bin>
B.<Object: word/embeddings/oleObject9.bin>
C.<Object: word/embeddings/oleObje ...


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