InterviewSolution
`f(x) = |x|``f(x) = {:{(cotx,"," x cancel(=)0),(0,"," x=0):}``f(x)= {:{((1)/(x),","x cancel(=)0),(0,"," x =0):}` `f(x) = x^(2)`
Your experience on this site will be improved by allowing cookies. Read Cookie Policy