【单选题】In analyzing a transaction using the accounting equation, which account is included in the Stockholders’ Equity section?
【单选题】在树形结构中,除了树根结点以外,其余每个结点只有( ) 个前驱结点。
【单选题】.Traylor Company receive $ 2 850 on account. The effect of this transaction on the accounting equation is to
A.
Decrease assets and decrease owner’s equity
B.
Increase liabilities and decrease owner’s equity
C.
Have no effect on total assets
D.
Decrease assets and decrease liabilities
【单选题】两个矩阵 M 与 P 相乘得到乘积 MP, 如下哪一句话正确 :
A.
两个矩阵M,P对应位置元素相乘得到乘积MP同一位置的元素
B.
空间两个向量的坐标(看成1行3列的矩阵),的乘积等于两个向量的内积.
D.
3行1列矩阵M与1行2列矩阵P的元素个数不同, 因此M与P不能相乘.
【单选题】( )是大多数国家采用的提高灌溉水利用率的主要措施
【简答题】证明:两个n级上三角矩阵的乘积仍是n级上三角矩阵,并且乘积矩阵的主对角元等于因子矩阵的相应主对角元的乘积.
【单选题】Current account is given by the equation:
A.
CA=IM-EX (measured in terms of domestic output).
B.
CA=IM-EX (measured in terms of foreign output).
C.
CA=EX-IM (measured in terms of domestic output).
D.
CA=EX-IM (measured in terms of foreign output).
E.
CA=EX+IM (measured in terms of domestic output).
【单选题】Traylor Company paid $ 2,850 on account. The effect of this transaction on 2 the accounting equation is to
A.
Decrease assets and decrease owner’s equity
B.
Increase liabilities and decrease owner’s equity
C.
Have no effect on total assets
D.
Decrease assets and decrease liabilities
【简答题】计算矩阵的乘积 ______________
【简答题】证明:两个n级对称矩阵的乘积仍为对称矩阵当且仅当它们可交换.