Carnegie Chapter 9
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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| inequality | Any mathematical sentence that has an inequality symbol.
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| graph of an inequality | The set of all points on a number line that make the inequality true.
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| solution set of an inequality | The set of all points that make an inequality true.
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| ray | Begins at a starting point and goes on forever in one direction.
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| one step equation | An equation that can be solved using only one operation.
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| solution | Any value for a variable that makes the equation true.
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| inverse operations | Pairs of operations that undo each other. Division and Multiplication. Addition and Subtraction.
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| Properties of Equality for Addition and Subtraction | The Properties of Equality allow you to balance and solve equations involving any number. Addition Property of Equality If a = b, then a + c = b + c. Subtraction Property of Equality If a = b, then a-c = b-c
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| Properties of Equality for Multiplication and Division | The Properties of Equality allow you to balance and solve equations involving any number. Multiplication Property of Equality If a = b, then ac = bc. Division Property of Equality If a = b, and c isn't 0, then a/c = b/c
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| homonyms | Words that have the same spelling and the same pronunciation, but have different meanings.
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| dependent quantity | When one quantity depends on another in a problem situation.
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| independent quantity | The quantity on which it depends on.
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| independent variable | The variable that represents the independent quantity.
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| dependent variable | The variable that represents the dependent quantity.
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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.
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.
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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