[0/ 1.66 Points] DETAILS PREVIOUS ANSWERS SCALCET9 2.5.025. Consider the following function. X - 5 f ( X ) = x2 - 25 (a) Explain why f has a removable discontinuity at x = 5. (Select all that apply. ) O f(5) is undefined. lim f(x) is finite. X- 5 ( f(5) and lim f(x) are finite, but are not equal. X- 5 lim f(x) does not exists. X- 5 none of the above (b) Redefine f(5) so that f is continuous at x = 5 (and thus the discontinuity is "removed"). f(5) = 0 X