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 parenthesisx1,fx1,x2,fx2,x2,fx1
Label
6
Expression 7: "x" equals "x" Subscript, 1 , Baselinex=x1
equals=
33
7
Expression 8: "x" equals "x" Subscript, 2 , Baselinex=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 , EndFractionm=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 , Baselinec=fx1−m·x1
equals=
negative 7−7
10
Expression 11: "y" equals "m" "x" plus "c"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 parenthesisy=f′x2x+fx2−f′x2·x2