【单选题】The manager of the company insisted that all the staff members ______ the new safety rules.
【判断题】若对于d(x),存在多项式u(x),v(x),使得d(x)=u(x)f(x)+v(x)g(x),则d(x)是f(x)与g(x)的一个最大公因式。
【单选题】Equipment not ______ official safety standards has all been removed from the workshop.
【简答题】设f(x)是一个多项式,用f(x)表示把f(x)的系数分别换成它们的共轭数后所得多项式. 证明: (i)若g(x)|f(x),那么 ; (ii)若d(x)是f(x)和f(x)的一个最大公因式,并且d(x)的最高次项系数是1,那么d(x)是一个实系数多项式.
【单选题】二手车在非正常市场上的限制拍卖价格遵守的是( )。
【单选题】The new buildings here are all reinforced with steel, ______ safety in case of an earthquake.