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The Concept of Mathematical Function in Senior High School
The concept of high school mathematical function, function is an important mathematical model to describe the changing law of the objective world.

In high school, functions are not only regarded as dependencies between variables, but also described by sets and corresponding languages. High school pays more attention to the idea and consciousness of function modeling.

All function concepts in senior high school are very simple functions, that is, an X and a Y, which form an inequality. Through this inequality, you can find out what X and Y are.

So this is a very simple function concept to find X and Y. With your birthday, you will learn quadratic function and cubic function or trigonometric function.