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14 terms

Chapter 3 Vocabulary

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integer
whole numbers and there opposites
graph
process of placing a point on a number line at its proper location
positve integer
an integer that is greater than zero
negative integer
an integer that is less than zero
absolute value
the distance the number is from zero on a number line
coodinate plane
a plane in which a horizontal number line and a verticle number line intersect at their zero points
x-axis
the horizontal number line in a coordinate plane
y-axis
the vertical number line in a coordinate plane
origin
the point at which the x-axis and the y-axis intersect in a coorfinate plane
ordered pair
a pair of numbers used to locate a point in the coordinate plane (x-coordinate, y-coordinate)
x-coordinate
the first number of an ordered pair and corresponds to a number on the x-axis
y-coordinate
the second number of an ordered pair and corresponds to a number on the y-axis
quadrant
one of the four regions into which the two perpendicular number lines of the coorfinate plane separate the plane
additive inverse
two integers are opposites if are represented on the number line by points that are same distance from zero, but on opposite sides of zero