A. The matrix is very small. B. The system has a unique solution. C. The matrix is very big. D. The system has no solution. 相关知识点: 试题来源: 解析 B。解析:文中明确指出如果矩阵的秩是满的,那么方程组有唯一解。A 选项矩阵大小与秩满不满无关;C 选项同理;D 选项与满秩时的情况...
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What does it mean for the plasma membrane to be differentially permeable? Can epithelial cells reproduce? If so, how does it occur? Fill in the blanks. Whole blood consists of a variety of specialized cells, called ___ which are suspended in a liquid matrix c...
Over the years chromatography has gained an enviable position in analytical laboratories. You have been introduced to simple concepts on how to read a chromatogram.
(You can have lower triangular matrices, too, but I've never seen them come up, so "triangular", without the "upper" or "lower" designator, is generally taken to mean "upper triangular".) A matrix with non-zero entries only on the diagonal is called a "diagonal" matrix. ...
.* means matrix product, if you don't write . will Matlab product the numbers on the same position.編
What does this mean? (Added 20 September 2007) Mac: Why does Stata crash when I open the Data Editor in Stata for Macintosh? (Added 10 September 2007) Data management: How can I apply the original value and variable labels after using the reshape command? (Added 30 August 2007) ...
Coevolution does mean that any task you can do in one language should be as simple in the other. In the .NET Framework 4, both Visual Basic and C# have taken giant strides toward this goal, each adding a number of capabilities the other already had. Coevolution isn’t just about the ...
What does it mean for matrices to be equal?For two matrices to be equal, they must be of the same size and have all the same entries in the same places. That is, they must have the same number of rows, the same number of columns, and the exact same numbers, in the exact same ...
Matrix:A matrix is a set of numbers or expressions that are arranged into rows and columns. A square matrix is when the number of row and columns are equal. An example is a 2 x 2 matrix.Answer and Explanation: Become a member and unlock all Study Answers Try it risk-free for 30 ...