unit 2 Relations and Funcions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Relation | A set of ordered pairs
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| function | A relation for which each element of the domain corresponds to exactly one element of the range
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| independent variable | A variable in an equation that may have its value freely chosen without considering values of any other variable
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| Dependent variable | A variable that depends on one or more other variables
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| Input | the y-value
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| Output | the x-value
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| Domain | The set of values of the independent variable(s) for which a function or relation
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| Range | The set of y-values of a function or relation
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| Vertical Line Test | A test use to determine if a relation is a function
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| Coordinate plane | The plane formed by a horizontal axis and a vertical axis, often labeled the x-axis and y-axis
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| Evaluate | explanation of how you did something
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| Function Notation | Function notation is a way to name a
function that is defined by an equation
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| Linear | Like a line. A description of any graph or data that can be modeled
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| Common Difference | The difference between each number in an arithmetic sequence.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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