A Graph Measures Y on the Vertical Axis and X

question 355

Multiple Choice

A graph measures y on the vertical axis and x on the horizontal. The curve on the graph is a horizontal line. From this fact we know that

• A) the value of x never changes.
• B) the value of y does not depend on the value of x.
• C) the ratio of x to y is constant.
• D) the slope of the line is not defined because y never changes.

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