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Find the domain of the rational expression 8-x/7x+21

User Fendi
by
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1 Answer

2 votes

Answer:

all real numbers except x=-3

Explanation:

Perhaps you want the domain of ...

(8 -x)/(7x +21)

The domain is all real numbers except the one that makes the denominator zero: x = -3.

User Sunday Okpokor
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