Expression 2: "y" equals 0.5 left parenthesis, sin left parenthesis, "x" plus StartFraction, 2 pi Over 3 , EndFraction , right parenthesis plus 1 , right parenthesisy=0.5sinx+2π3+1
2
Expression 3: "y" equals 0.5 left parenthesis, sin left parenthesis, "x" plus StartFraction, 4 pi Over 3 , EndFraction , right parenthesis plus 1 , right parenthesisy=0.5sinx+4π3+1