Expression 3: Start integral from 0 to 3, end integral, "f" left parenthesis, "x" , right parenthesis "d" "x" equals 2.2 5∫30fxdx
equals=
2.2 52.25
3
Expression 4: 0 less than "y" less than "f" left parenthesis, "x" , right parenthesis left brace, 0 less than "x" less than 3 , right brace Has graph. To audio trace, press ALT+T.0<y<fx0<x<3