Hidden Label: left parenthesis, "x" Subscript, 1 , Baseline , "f" left parenthesis, "x" Subscript, 1 , Baseline , right parenthesis , right parenthesis , left parenthesis, "x" Subscript, 2 , Baseline , "f" left parenthesis, "x" Subscript, 2 , Baseline , right parenthesis , right parenthesis , left parenthesis, "x" Subscript, 2 , Baseline , "f" left parenthesis, "x" Subscript, 1 , Baseline , right parenthesis , right parenthesis equals a list of points. 3 items Has graph. To audio trace, press ALT+T.x1,fx1,x2,fx2,x2,fx1
Label
equals=
left parenthesis, 3 , 1.2 5 , right parenthesis3,1.25
left parenthesis, 8 , 15 , right parenthesis8,15
left parenthesis, 8 , 1.2 5 , right parenthesis8,1.25
6
Expression 7: "x" equals "x" Subscript, 1 , Baseline equals 3 Has graph. To audio trace, press ALT+T.x=x1
equals=
33
7
Expression 8: "x" equals "x" Subscript, 2 , Baseline equals 8 Has graph. To audio trace, press ALT+T.x=x2
equals=
88
8
Expression 9: "m" equals StartFraction, left parenthesis, "f" left parenthesis, "x" Subscript, 2 , Baseline , right parenthesis minus "f" left parenthesis, "x" Subscript, 1 , Baseline , right parenthesis , right parenthesis Over "x" Subscript, 2 , Baseline minus "x" Subscript, 1 , Baseline , EndFraction equals 2.7 5m=fx2−fx1x2−x1
equals=
2.7 52.75
9
Expression 10: "c" equals "f" left parenthesis, "x" Subscript, 1 , Baseline , right parenthesis minus "m" times "x" Subscript, 1 , Baseline equals negative 7c=fx1−m·x1
equals=
negative 7−7
10
Expression 11: "y" equals "m" "x" plus "c" Has graph. To audio trace, press ALT+T.y=mx+c
11
Expression 12: "y" equals "f" prime left parenthesis, "x" Subscript, 2 , Baseline , right parenthesis "x" plus left parenthesis, "f" left parenthesis, "x" Subscript, 2 , Baseline , right parenthesis minus "f" prime left parenthesis, "x" Subscript, 2 , Baseline , right parenthesis times "x" Subscript, 2 , Baseline , right parenthesis Has graph. To audio trace, press ALT+T.y=f′x2x+fx2−f′x2·x2
