farisyousef
farisyousef farisyousef
  • 24-10-2021
  • Mathematics
contestada

Hello, I need help with this problem.

Hello I need help with this problem class=

Respuesta :

lynnkc2000 lynnkc2000
  • 24-10-2021

Answer:

1/5

Step-by-step explanation:

[tex]\lim_{x->4} \frac{x-4}{x^{2}-3x-4 } \\= \lim_{x->4} \frac{x-4}{(x+1)*(x-4) } \\\\= \lim_{x->4} \frac{1}{(x+1) } \\\\\\[/tex]

lim x->4   plug in x=4

1/(x+1) = 1/(4+1) = 1/5

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