Simple Algebraic Relationships

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers used to locate a point on a graph, written in the form (x, y).

Front

In the ordered pair (4, 9), what is the x-coordinate?

Back

4

Front

In the ordered pair (4, 9), what is the y-coordinate?

Back

9

Front

What is the dependent variable in a graph?

Back

The dependent variable is the quantity that depends on another variable, typically represented on the y-axis.

Front

What is the independent variable in a graph?

Back

The independent variable is the quantity that stands alone and isn't affected by other variables, typically represented on the x-axis.

Front

How do you identify the dependent quantities on a graph?

Back

Look at the values plotted along the y-axis.

Front

How do you identify the independent quantities on a graph?

Back

Look at the values plotted along the x-axis.

Front

What does the x-coordinate represent in a graph?

Back

The x-coordinate represents the position along the horizontal axis.

Front

What does the y-coordinate represent in a graph?

Back

The y-coordinate represents the position along the vertical axis.

Front

If a graph shows the number of cups of water as a function of hours hiked, which is the dependent variable?

Back

Cups of water.