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18 Cards in this Set
- Front
- Back
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additive inverse property
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For any number a, a + (-a) = 0.
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complex fraction
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If a fraction has one or more fractions in the numerator or denominator.
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cross products
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The cross products are the products of the terms on the diagonals.
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density property
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Between every pair of distinct rational numbers, ther are infinitely many rational numbers.
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formula
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An equation that states a rule for the realtionship between certain quantities.
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multiplicative property of -1
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The product of any number and -1 is its additive inverse. -1(a)= -a and a(-1)= -a
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negative number
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Any number that is less than zero.
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number line
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A line with equal distances marked off to represent numbers.
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opposities
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The opposite of a number is its additive inverse
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perfect square
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A rational number whose square root is a rational number.
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real number
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The set of rational numbers and the set of irrational numbers together.
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unit cost
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The cost of one unit of something.
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coordinate
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The number that corresponds to a point on a number line.
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graph
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To draw, or plot, the points named by certain numbers or ordered pairs on a number line or coordinate plane.
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matrix
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A matrix is a rectangular arrangement of elements in rows and columns.
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square root
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One of two identical factors of a number
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solution set
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The set of all replacements for the variable in an open sentence that result in a true sentence.
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function
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A relationship between input and output in which the output depends on the input.
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