Question

Plz help!!!!!!!!!!!!!!

Answer 1

Answer:   d) 4

Step-by-step explanation:

The x-intercept is when y = 0

$y=\dfrac{x-4}{x^2-4}\\\\\\\text{Set y equal to zero:}\\0=\dfrac{x-4}{x^2-4}\\\\\\\text{Cross multiply:}\\0=x-4\\\\\\\text{Solve for x:}\\4=x$