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3-13.

Is the function graphed at right continuous at the following values of ? If not, explain which conditions of continuity fail. Homework Help ✎

and

Look at your Math Notes for the three conditions of continuity.

Use the three conditions to test if the function is continuous at and .

Examine the graph at .

Condition 1:

Condition 2:

.
Therefore exists.

Condition 3:

The function is continuous at .