(a) is defined (b) exists (c) Both (a) and
(b) are true. (a), (b), and (c) are true.

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Before watching the videos, think about and answer these questions to the best of your ability.

Below is the graph of .
Which statement about is true?

Consider the piecewise function defined by

Which value for makes the function continuous?

-2 5 8 17 25

Below is the graph of .
Which statement about is true?

(a) is defined (b) exists (c) Both (a) and
(b) are true. (a), (b), and (c) are true.