Maths
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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| set | a collection of well defined objects
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| intersection | what the sets have in common - where they overlap
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| union | put the sets together
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| complement | what is left in the universal set when you take away this set
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| universal set | a rectangle that represents our restricted range of objects
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| set difference | what is left in one set when you take away any object it shares with another set
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| element element | an object in a set
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| null set | a set with no elements - empty set
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| Venn diagram | diagrams that represent sets
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| cardinal number | the number of elements in a set
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| subset | part of a set - every element of one set is also an element of some other set
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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:
lisabar
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