Find the domain of the logarithmic function. f(x) = ln (8 - x)

Question

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Answer 1

f(x) = ln (8 - x)

Domain = {x l (8-x) > 0}

 

8 - x > 0

 

-x > -8

 

x < 8

Therefore, Domain: {x l x < 8 }

Domain: (-∞,8)