Respuesta :

Answer:

x ≠ 4

Step-by-step explanation:

The denominator of f(x) cannot be zero as this would make f(x) undefined.

Equating the denominator to zero and solving gives the value that x cannot be.

x - 4 = 0 ⇒ x = 4 ← excluded value

hanyaashraf50

Answer:

x=4

Step-by-step explanation:

the denimerator cannot be equal to zero

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