Functions and Graphs
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 pairing of numbers. It is often written as a set of ordered pairs.
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| Range | The set of the y-values of the relation (input)
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| Domain | The set of the x-values of the relation (output)
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| Function | A relation where every domain value is mapped to only one range value.
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| Independent Variable | Sometimes called the "control" variable. This variable changes independently from the dependent variable (the x-variable)
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| Dependent Variable | This variable depends on the independent variable in order to change (the y-variable)
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| Absolute Value of a Number | The distance that a number is away from zero on the number line.
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| Direct Variation | A relationship between two variable quantities that have the same constant ratio.
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| Slope | A measure of "steepness". It is measured by taking the ratio of the change in y and the change of x between two points.
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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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Created by:
esisolak
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