Second question that got cut off reads:Determine the values of x at which f(x) has a discontinuity. Enter your answer as a comma-separated list of values. The order of the values does not matter. Enter DNE if f(x) does not have any discontinuities.

/1 Points] DETAILS Math 110 Course Resources - Limits & Continuity Course Packet on continuity Consider the function f(x) _ _x2 + 9x x3 - 81X Determine the number of discontinuities of f(x). Determine the values of x at which f(x) has a discontinuity. Enter your answer as a comma-separated list of values