for x ≠ 4, f(x) = x+4
so, f(4) = 8 to fill in the removable discontinuity.
What value must be defined for f(4) to remove the discontinuity of this function at x = 4?
f(x)= x^2-16/x-4
0
4
-4
8
-8
1 answer
f(x)= x^2-16/x-4
0
4
-4
8
-8
1 answer