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@bobross, @dqswag

will you help me with some more plz I have 4 more

this one too plz:

For f(x) = 1 - x/1 + x, and g(x) = x/1 - x find the simplified form for f [g(x)] and state the domain.


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Verified Answer :

apologiabiology

basically, take the union of both domains

g(x)=x/(1-x)
1-x=0
1=x
x=1 is restricted because it makes you divide by 0

f(x)=(1-x)/(1+x)
1+x=0
x=-1
x=-1 is restricted because it makes you divide by 0

domain is all real numbers except -1 and 1

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