element of a set definition math
X Definition Math. It is called a variable or sometimes an. Web the letter x is often used in algebra to mean a value that is not yet known.
It is called a variable or sometimes an. Web the letter x is often used in algebra to mean a value that is not yet known.
Web the letter x is often used in algebra to mean a value that is not yet known. It is called a variable or sometimes an. Web the letter x is often used in algebra to mean a value that is not yet known.
