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4B-Coordinate Plane
vocabulary describing the coordinate plane
Question | Answer |
---|---|
What are the 4 regions into which the coordinate plan is divided by the x and y axes? | Quadrants |
What is the plane containing the x- and y-axes? | Coordinate plane |
What is the horizontal number line? | x-axis |
What is the vertical number line? | y-axis |
What are the two perpendicular number lines that are used to locate points on a coordinate plane? | Axes |
What is the point of intersection of the two axes in the coordinate plane? | Origin |
What is the first number in an ordered pair? | x-coordinate |
What is the second number in an ordered pair? | y-coordinate |
What is to draw, or plot, the points named by certain numbers or ordered pairs on a number line or coordinate plane, respectively? | Graph |
What is a set of ordered pairs? | Relation |
What are the x-values in a relation? | Domain |
What are the y-values in a relation? | Range |
What pairs one element in the domain with one element in the range? | Mapping |
What are the input variables of a function? | Independent variables |
What are the output variables of a function? | Dependent variables |
What is an equation whose graph is a line? | Linear equation |
What is a relationship between input and output? | Function |
What is the test to determine if any vertical line passes through no more than one point of the graph of a relation? | Vertical line test |
What is a way to name a function using the symbol f(x) instead of y? | Functional notation |
What is an inequality that is the result of replacing the = sign in a linear equation with <, <, > or >? | Linear inequality in two variables |
In a coordinate plane, what is the set of points that represents all solutions of the inequality? | Graph of an inequality in two variables |
In a coordinate plane, what is the region on either side of a boundary line? | Half-plane |
What is a line that separates the coordinate plane into half-planes? | Boundary |