vocabulary chapter 1
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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| variable | a letter used to represent one or more numbers
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| numerical expression | an expression which contains numbers and operations
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| power | the result of a repeated multiplication of the same factor
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| exponent | a number that indicates how many times a number or expression is to be multiplied by itself
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| integer | The set of whole numbers and their opposites {. . .-2, -1, 0, 1, 2. . .}
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| opposite numbers | numbers which are the same distance from 0 on the number line,but have different signs
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| absolute value | is its distance from zero on a number line
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| variable expression | is constants a of numbers, operations, and variables
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| base | the number that is used as a factor in a repeated multiplication
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| order of operations | "Please excuse my dear Aunt Sally" (or PEMDAS: parentheses, exponents, multiplication, division, addition, subtraction)
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| coordinate plain | a horizontal number line and a vertical number line intersect at their zero points.
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| evaluate | to solve a problem
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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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Created by:
claire36532
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