Examlex
When answering questions concerning human-computer interaction (HCI) the analyst should ask questions such as, "What are the users' physical strengths and limitations?"
Absolute Value
A mathematical function that measures the distance of a number from zero on the number line, denoted as |x|, regardless of direction.
Evaluate
To calculate the value of an expression by substituting the values of the variables and performing the operations.
Algebraic Expression
A combination of numbers, variables, and arithmetic operations that represents a mathematical phrase.
Simplify
The process of making an expression easier to understand by reducing it to its most basic form.
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