X AND Y INTERCEPTS. INTERCEPT  In a function, an intercept is the point at which the graph of the line crosses an axis.  If it crosses the y-axis it.

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Presentation transcript:

X AND Y INTERCEPTS

INTERCEPT  In a function, an intercept is the point at which the graph of the line crosses an axis.  If it crosses the y-axis it is called the Y INTERCEPT and has the point (0,Y)  If it crosses the x-axis it is called the X INTERCEPT and has the point (X, 0)

FINDING INTERCEPTS ON GRAPH

FROM AN EQUATION

EXAMPLE 3

EXAMPLE 4

SUMMARY  You should be able to find X and Y intercepts from:  Graph  Table  Equation You should know what the intercepts represent in a problem situation