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math Essentials Week

math Essentials Week 9

TermDefinition
Constraint A limitation on the possible values of variables in a model, often expressed by an equation or inequality or by specifying that the value must be an integer. For example, distance above the ground d , in meters, might be constrained to be non-negative, expressed by d≥0 .
Model A mathematical or statistical representation of a problem from science, technology, engineering, work, or everyday life, used to solve problems and make decisions.
Equivalent Equations Equations that have the exact same solutions
Equation a statement that the values of two mathematical expressions are equal (indicated by the sign =).
expression Numbers, symbols and operators (such as + and ×) grouped together that show the value of something.
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