Click here for the list of Math Terms arranged by Topics. In the expression 3 4 x 5 yzw the 3 the 4 x and the 5 yzw are all separate terms. The elements that make up a set can be any kind of things people letters of the alphabet or mathematical objects such as numbers points in space lines or other geometrical shapes algebraic constants and variables or even other sets.
It may help you to read Introduction to Algebra first.
In algebra terms are the values on which the mathematical operations take place in an expression. Used with a singular or plural verb mathematical procedures operations or properties. Two sets are equal if and only if they have precisely the same elements. In other words terms that are like each other.