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Vocabulary
100
A letter that represents a number
What is a variable
200
This is a mathematical phrase that includes one or more variables
What is an expression
300
A number that cannot be represented as the quotient of two integers. These numbers do not terminate or repeat. They are not predicatable.
What is an irrational number
400
This means to get the variable alone on one side of the equation.
What is to isolate?
500
This operation undoes another operation. For example, subtraction to addition.
What is an inverse operation?