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| an expression with variables. |
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| the number in a power that is used as a factor. |
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| a fraction that contains a fraction in its numerator or denominator. |
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| a real number associated with any square matrix. |
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| a statement in which two expressions are equal. |
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| a process used to write a polynomial as a product of other polynomials having equal or lesser degree. |
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| Graph of an Equation in two Variables |
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Definition
| the collection of all points (x,y) whose coordinates are solutions of the equation. |
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| the two regions of a coordinate plane that are separated by the boundary line of an inequality. |
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| a complex number a+bi where b ≠ 0. |
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Definition
| a relationship that occurs when a quantity varies directly as the product of two or more other quantities. |
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| a quadrilateral with two pairs of adjacent sides that are congruent. |
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| terms that have the same variable part. |
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Definition
| the sum of n numbers divided by n . |
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| the relation ship between two paired data when y tends to decrease as x increases, as shown by a scatter plot where the plotted points generally fall from left to right. |
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| the opposite, or addictive inverse, of any number a is -a |
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| an expression such as 2 cubed, which represent 2x2x2=8 |
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Definition
| the four regions that result when the x axis and y axis divide a coordinate plane. |
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Term
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| the symbol √ or nth root, which denotes the square root or the nth root, respectively. |
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Term
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Definition
| a number r is a squared root of a number s if r squared = s |
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Definition
| an expression with three terms |
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| the median of the upper half of a data set. |
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| a letter that is used to represent one or more numbers. |
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| a positive integer such as 0,1,3,4,5,... |
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| the first number in an ordered pair |
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Definition
| the second number in an ordered pair. |
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Definition
| a number k is azero of a function f if f(k) =0 |
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