tiger24 tiger24

16-11-2016
Mathematics

contestada

finding domain f(x)=3x+1/x-5

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nobrains nobrains

16-11-2016

The function is undefinded if the denominator, x-5, equals 0.
So [tex]x-5 \neq 0 \\ x \neq 5[/tex].
The domain is [tex]x \neq 5[/tex].
In interval notation, this is (-infinity, 5) u (5, infinity).

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