Expression 2: "g" left parenthesis, "x" , right parenthesis equals StartAbsoluteValue, floor left parenthesis, StartRoot, "x" , EndRoot , right parenthesis minus StartAbsoluteValue, "x" minus floor left parenthesis, StartRoot, "x" , EndRoot , right parenthesis squared , EndAbsoluteValue , EndAbsoluteValuegx=floorx−x−floorx2
2
Expression 3: 20 "g" left parenthesis, StartFraction, "x" Over 20 , EndFraction , right parenthesis20gx20
3
Expression 4: "f" left parenthesis, "x" , right parenthesis equals StartFraction, "x" minus floor left parenthesis, StartRoot, "x" , EndRoot , right parenthesis squared Over floor left parenthesis, StartRoot, "x" , EndRoot plus 1 , right parenthesis squared minus floor left parenthesis, StartRoot, "x" , EndRoot , right parenthesis squared , EndFractionfx=x−floorx2floorx+12−floorx2