CPM Homework Banner
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

graph at right

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

Examine the graph at .

Condition 1:

Condition 2:

f(-4) = 0.
Therefore f(−4) exists.

Condition 3:

The function is continuous at x = −4.