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An equation states that two expressions are equal, while an inequality relates two different values.
Differentiate between the basic properties of equations and inequalities
An assertion that two expressions are equal, expressed by writing the two expressions separated by an equals sign. E.g.,
A statement that of two quantities one is specifically less than or greater than another. Symbols:
A variable (usually
An equation is a mathematical statement that asserts the equality of two expressions. This is written by placing the expressions on either side of an equals sign (=), for example:
asserts that
Illustration of a simple equation as a balance.
Equations often express relationships between given quantities—the knowns—and quantities yet to be determined—the unknowns. By convention, unknowns are denoted by letters at the end of the alphabet (
An inequality is a relation that holds between two values when they are different. The notation
In either case,
In contrast to strict inequalities, there are two types of inequality relations that are not strict:
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