Equality Def Math
If john s height mary s height then john s height 2 mary s height 2.
Equality def math. A statement indicating that the value of one quantity or expression is not equal to another as in x y. The state of being equal. 60 seconds 1 minute is an equality. If x y then x z y z.
In mathematics equality is a relationship between two quantities or more generally two mathematical expressions asserting that the quantities have the same value or that the expressions represent the same mathematical object the equality between a and b is written a b and pronounced a equals b. Having the same amount or value. A b equality properties are defined as addition a c b c. If x 2 5 then x 2 2 5 2.
A relationship between real numbers involving inequality. X may be greater than y denoted by x y or less than y denoted by x y. If john s height mary s height then john s height 5 mary s height 5. If 5 5 then 5 3 5 3.
Equality of sets is defined as set a is said to be equal to set b if both sets have the same elements or members of the sets i e. The symbol is called an equals sign two objects that are not equal are said to be distinct. Subtraction a c b c. Division a c b c.