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| a surd is an irrational number |
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pi is the circumfrence divided by the diameter of a circle[image]
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| a formular used to simplify quadradic equations |
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| The equal sign or "=" is a mathematical symbol used to indicate equality on both sides of the symbol. |
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| In mathematics, an inequation is a symbol that means that two expressions are not the same or do not have the same value. This symbol is written with a crossed-out equals sign. |
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| means two variable are roughly similar |
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| A ∪ B means the set of elements which are either in A, or in B, or in both |
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| A ∩ B means the set that contains all those elements that A and B have in common |
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| a change in a mathimatical variable, equation, inequation, number, etc... |
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| means that an equation has two anwers, shown in an equation such as x=10 ± 2 is an easier way of writing x=10+2, x=10-2 |
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