수식 3: "c" equals StartFraction, pi Over 4 , EndFractionc=π4
3
수식 4: "f" left parenthesis, "x" , right parenthesis equals "a" sine left parenthesis, "b" "x" plus "c" , right parenthesisfx=asinbx+c
4
수식 5: left parenthesis, left parenthesis, left bracket, negative 5...6 , right bracket times 1 minus 1 quarter , right parenthesis StartFraction, pi Over 7 , EndFraction , 0 , right parenthesis−5...6·1−14π7,0