How do you find the nullity of a matrix?
The nullity of a matrix is the number of its independent solutions, which is equal to the number of columns minus the rank of the matrix. To find the nullity, we calculate the matrix rank using either the row reduction method or the determinant method and subtract it from the number of columns.
What affect will Obamacare have on Medicare?
Obamacare will help to strengthen the Medicare program by providing better and more efficient care for seniors. It will reduce costs and improve coverage and benefits, including closing the Medicare Part D doughnut hole and providing preventive services without co-pays or deductibles. It will also invest in new initiatives to improve the quality of care, combat fraud and abuse and coordinate care.
Why were Roman books written on papyrus?
Papyrus was the most widely-used writing material in the ancient world, especially for books. It was light, strong, and flexible, making it ideal for writing books. It was also very inexpensive, as the materials it was made of were abundant in Egypt and surrounding areas. Papyrus was probably the best writing material available before paper was invented in the 2nd century AD.
How do I use commands in FreeDOS?
In FreeDOS, you can use commands to access software or run a program. To run a command, type it into the command line, which appears when you boot FreeDOS or open a DOS prompt window. You will also need to type in a path to the file or program if it is not in the same folder as the command line. Depending on the command, you may also need to type in information related to the program or command, such as a file name or directory. If you are unsure of how to use a particular command, you can type the command followed by a /? to access the command help page.