Consider the following piecewise function: f left parenthesis x right parenthesis equals open curly brackets table attributes columnalign left columnspacing 1.4ex end attributes row cell short dash x squared minus 5 x plus 4 end cell cell x less or equal than short dash 2 end cell row cell 9 x minus 8 end cell cell x greater than short dash 2 end cell end table close Evaluate f(-4), f(-2), and f(-1). f left parenthesis short dash 4 right parenthesis equals 8 space f left parenthesis short dash 2 right parenthesis equals short dash 26 space f left parenthesis short dash 1 right parenthesis equals short dash 17 f left parenthesis short dash 4 right parenthesis equals 40 space f left parenthesis short dash 2 right parenthesis equals 10 space f left parenthesis short dash 1 right parenthesis equals short dash 17 f left parenthesis short dash 4 right parenthesis equals 8 space f left parenthesis short dash 2 right parenthesis equals 10 space f left parenthesis short dash 1 right parenthesis equals short dash 17 f left parenthesis short dash 4 right parenthesis equals 40 space f left parenthesis short dash 2 right parenthesis equals short dash 26 space f left parenthesis short dash 1 right parenthesis equals short dash 17