Respuesta :

brookegallagher
The restriction for this is that x ≠ 4. This is because 4 - 4 = 0, and you cannot divide by zero.

An alternative way of writing this (interval notation) is (-∞, 4)U(4, ∞).

Hope this helps!
Hey there

The restrictions for the variables x+1/x-4 is x ≠ 4. 

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