Expression 3: negative left parenthesis, 0 plus "x" , right parenthesis left parenthesis, StartFraction, "x" squared minus left parenthesis, pi , right parenthesis squared Over pi squared , EndFraction , right parenthesis left parenthesis, StartFraction, "x" squared minus left parenthesis, 2 pi , right parenthesis squared Over left parenthesis, 2 pi , right parenthesis squared , EndFraction , right parenthesis left parenthesis, StartFraction, "x" squared minus left parenthesis, 3 pi , right parenthesis squared Over left parenthesis, 3 pi , right parenthesis squared , EndFraction , right parenthesis left parenthesis, StartFraction, "x" squared minus left parenthesis, 4 pi , right parenthesis squared Over left parenthesis, 4 pi , right parenthesis squared , EndFraction , right parenthesis left parenthesis, StartFraction, "x" squared minus left parenthesis, 5 pi , right parenthesis squared Over left parenthesis, 5 pi , right parenthesis squared , EndFraction , right parenthesis−0+xx2−π2π2x2−2π22π2x2−3π23π2x2−4π24π2x2−5π25π2
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Expression 4: "k" "e" "e" "p" "g" "o" "i" "n" "g" "u" "g" "e" "t" sine left parenthesis, "x" , right parenthesis ? ? ?keepgoingugetsinx???
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Expression 5: sine left parenthesis, "x" , right parenthesissinx