What is Linear Algebra?

Solving systems of equations Solving a single linear equation with one unknown quantity is a task that is studied in elementary school. One proceeds in high school to study more complex equations involving more involved functions. Many problems in mathematics and its scientific applications amount to solving equations, and especially to solving systems of equations. … Read more

How Much Mathematics Should A Student Memorize? Part 3, The Graphs Of Power Functions

One of the important skills that a mathematics or science student graduating from high school ought to have is the ability to quickly visualize the graphs of basic functions. The repertoire should include power functions, polynomial functions, trigonometric functions, exponential functions, and logarithmic functions. Having an instant and intimate knowledge of such graphs is a … Read more