Expression 5: "f" left parenthesis, "x" , right parenthesis equals "f" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis "f" Subscript, 2 , Baseline left parenthesis, "t" minus "x" , right parenthesis Has graph. To audio trace, press ALT+T.fx=f1xf2t−x
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Expression 6: 0 less than "y" less than "f" left parenthesis, "x" , right parenthesis Has graph.0<y<fx
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t: left parenthesis, "t" , Start integral from negative 1 to 1, end integral, "f" left parenthesis, "x" , right parenthesis "d" "x" , right parenthesist,∫1−1fxdx
Label:
equals=
left parenthesis, negative 4.1 7 4 , 0 , right parenthesis−4.174,0
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Expression 8: "g" left parenthesis, "x" , right parenthesis equals left brace, "x" less than negative 2 : 0 , negative 2 less than or equal to "x" less than or equal to 0 : "x" plus 2 , 0 less than "x" less than or equal to 2 : negative "x" plus 2 , "x" greater than 2 : 0 , right brace Has graph. To audio trace, press ALT+T.gx=x<−2:0,−2≤x≤0:x+2,0<x≤2:−x+2,x>2:0