Expression 1: "E" left parenthesis, "k" , "n" , right parenthesis equals absolute value left parenthesis, 1 / "k" ( .5 Superscript, "k" "n" , Baseline minus .5 ) , right parenthesis left brace, 0 less than or equal to "k" "n" , right braceEk,n=abs1/k(.5kn−.5)0≤kn
1
Expression 2: left parenthesis, "t" , "E" left parenthesis, "t" , 10 , right parenthesis , right parenthesist,Et,10
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤