EmilyLash EmilyLash

28-07-2019
Mathematics

contestada

PLEASE HELP ME!!!!!!!

what is the discontinuity of the function f(x)= x^2-3x-28/ x+4
A) (-7, -14)
B) (7,0)
C) (4,-3)
D) (-4,-11)

Respuesta :

ManicMath ManicMath

28-07-2019

Answer:

Step-by-step explanation:

the discontinuity occurs when the function is no longer defined. when the denominator is 0, the function is undefined. so set x+4 = then, there is a discontinuity at x=-4. The answer is D

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