Expression 2: "f" left parenthesis, "z" , right parenthesis equals cosine left parenthesis, ln left parenthesis, "z" squared plus 1 , right parenthesis , right parenthesisfz=coslnz2+1
2
Expression 3: "c" equals hsv left parenthesis, StartFraction, 180 Over pi , EndFraction arg left parenthesis, "o" , right parenthesis , StartAbsoluteValue, "o" , EndAbsoluteValue , StartFraction, 1 Over StartAbsoluteValue, "o" , EndAbsoluteValue , EndFraction , right parenthesis with "o" equals "f" left parenthesis, "x" plus "y" "i" , right parenthesisc=hsv180πargo,o,1owitho=fx+yi
