Expression 5: "z" Subscript, 1 "a" "r" "g" , Baseline equals arc tangent left parenthesis, StartFraction, "y" Subscript, 1 , Baseline Over "x" Subscript, 1 , Baseline , EndFraction , right parenthesisz1arg=arctany1x1
equals=
1.4 7 0 6 2 8 9 0 5 6 31.47062890563
5
Expression 6: "z" Subscript, 2 "a" "r" "g" , Baseline equals "z" Subscript, 1 "a" "r" "g" , Baseline plus StartFraction, 2 pi Over 3 , EndFractionz2arg=z1arg+2π3
equals=
3.5 6 5 0 2 4 0 0 8 0 33.56502400803
6
Expression 7: "z" Subscript, 3 "a" "r" "g" , Baseline equals "z" Subscript, 2 "a" "r" "g" , Baseline plus StartFraction, 2 pi Over 3 , EndFractionz3arg=z2arg+2π3
equals=
5.6 5 9 4 1 9 1 1 0 4 25.65941911042
7
Expression 8: "y" equals tangent left parenthesis, "z" Subscript, 2 "a" "r" "g" , Baseline , right parenthesis left parenthesis, "x" , right parenthesis left brace, negative StartFraction, 1 Over StartRoot, 1 plus arctan left parenthesis, "z" Subscript, 2 "a" "r" "g" , Baseline minus pi , right parenthesis , EndRoot , EndFraction less than or equal to "x" less than or equal to 0 , right bracey=tanz2argx−11+arctanz2arg−π≤x≤0
8
Expression 9: "y" equals tangent left parenthesis, "z" Subscript, 3 "a" "r" "g" , Baseline , right parenthesis left parenthesis, "x" , right parenthesis left brace, 0 less than or equal to "x" less than or equal to StartFraction, 1 Over StartRoot, 1 plus arctan left parenthesis, "z" Subscript, 3 "a" "r" "g" , Baseline minus pi , right parenthesis , EndRoot , EndFraction , right bracey=tanz3argx0≤x≤11+arctanz3arg−π