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Mathematics 8 Online
zarkam21:

AM i right?

zarkam21:

1 attachment
Vocaloid:

for answer choice A you can plug in x = -3 and still get an answer, meaning that -3 is still in the domain which answer choice excludes both 3 AND -3 judging by its denominator?

zarkam21:

Um idk

Vocaloid:

which function has a 0 denominator when x = -3 AND when x = 3?

zarkam21:

B

Vocaloid:

good so B = answer

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