Question

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Answer 1

@Vocaloid Well I don't usually ask for help... but uhm

Answer 2

the open circle over -2 means that -2 is not included in the domain

so if the left part extends to negative infinity, the domain for that part is

x < -2 make sense?

Answer 3

Ah ok, that helps quite a bit ^_^

Answer 4

Thank you :P

Answer 5

do you think you can get the rest of it?

Answer 6

That depends... is it B?

Answer 7

be careful about open circle vs. closed circle

since x = 0 has a closed circle it would be x >= 0

Answer 8

so A

Answer 9

Ah, ok, thank you ^_^