Expression 23: "m" Subscript, 2 , Baseline equals tangent left parenthesis, tan to the negative 1st power "m" Subscript, 1 , Baseline minus 45 , right parenthesism2=tantan−1m1−45
equals=
negative 0.7 5−0.75
23
Expression 24: "y" equals "m" Subscript, 1 , Baseline "x" plus "F" Subscript, 2 , Baseliney=m1x+F2
24
Expression 25: "y" equals "m" Subscript, 2 , Baseline "x" plus "F" Subscript, 2 , Baseliney=m2x+F2