수식 2: "A" equals left parenthesis, negative StartRoot, 3 , EndRoot , "f" left parenthesis, negative StartRoot, 3 , EndRoot , right parenthesis , right parenthesisA=−3,f−3
2
수식 3: "g" left parenthesis, "x" , right parenthesis equals left parenthesis, cot left parenthesis, "x" , right parenthesis , right parenthesis to the negative 1st power left brace, negative StartFraction, pi Over 2 , EndFraction less than "x" less than StartFraction, pi Over 2 , EndFraction , right bracegx=cotx−1−π2<x<π2
3
수식 4: "B" equals left parenthesis, negative StartRoot, 3 , EndRoot , "g" left parenthesis, negative StartRoot, 3 , EndRoot , right parenthesis , right parenthesisB=−3,g−3