Expression 16: "C" Subscript, 2 , Baseline equals negative "m" Subscript, 2 , Baseline left parenthesis, "C" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline , right parenthesisC2=−m2C1−B1
equals=
1010
16
Expression 17: "m" Subscript, 3 , Baseline equals tangent left parenthesis, tan to the negative 1st power left parenthesis, negative "m" Subscript, 1 , Baseline , right parenthesis minus 30 , right parenthesism3=tantan−1−m1−30
equals=
negative 1−1
17
Expression 18: "y" equals "m" Subscript, 3 , Baseline left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesis plus "D" Subscript, 2 , Baseliney=m3x−D1+D2
18
Expression 19: "m" Subscript, 3 , Baseline left parenthesis, "E" Subscript, 1 , Baseline minus "D" Subscript, 1 , Baseline , right parenthesis plus "D" Subscript, 2 , Baseline tilde "E" Subscript, 2 , Baselinem3E1−D1+D2~E2