What makes y a function of x

It's also likely to be a function of whether you have a computer in your dorm room, whether you have a printer in your dorm room, and whether your roommates are loud and obnoxious and won't let you study. In turn, the number of classes you're taking may be a function of your major. It is also likely to be a function of how many extracurricular activities you participate in, how much sleep you need, and how crazy you are. Knowing that one variable somehow changes with another is a starting point.

SparkTeach Teacher's Handbook. Summary Relations and Functions. Page 1 Page 2. New posts. Search forums. Log in. Install the app. For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. It may not display this or other websites correctly. A function is periodic if its graph repeats itself at regular intervals, this interval being known as the period. A function is even if it is unchanged when x is replaced by -x.

The graph of such a function will be symmetrical in the y-axis. Even functions which are polynomials have even degrees e. A function is odd if the sign of the function is changed when x is replaced by -x. The graph of the function will have rotational symmetry about the origin e.