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Question is the image:

Question is the image:-example-1

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Answer:

a: (inf,inf) b: (3,0) c: pos. (inf, 0] neg. (0, inf)

Explanation:

a: the graph stretches infinitely left to right.

b: the filled in dot means it includes the number, while empty ones means it does not.

c: brackets mean it also includes the number, so be sure to add that.

-Mr. Willams

Good luck with your homework.

User Pallas
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