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Istep Prep Week #3

Name ___________________________________
Across
A set of data that uses two variables
The middle value in an ordered set of numbers
A ratio of two equivalent measures in different units
A number that cannot be written as a ratio of two integers
An example showing that a statement is false
A solution of an equation derived from an original equation that is not a solution of the original equation.
A value of the dependent variable
To substitute a given number for each variable, and then simplify
The process of estimating a value between two known quantities
A fraction that has a fraction in its numerator or denominator or in both its numerator and denominator
Down
A value of the independent variable
To write a rule in function notation, you use the symbol f(x) in place of y
Operations that undo one another
The process of predicting a value outside the range of known values
Whole numbers and their opposities
The opposite of any number a is -a. The sum of opposites is 0.
The distance that a number is from zero on a number line
A polynomial of two terms
The numerical factor when a term has a variable
An equation that is true for every value