Expression 4: "r" left parenthesis, "n" , right parenthesis equals mod left parenthesis, 10 to the 4th power times sin left parenthesis, "n" , right parenthesis , 1 , right parenthesis times 2 minus 1rn=mod104·sinn,1·2−1
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Expression 5: 2 plus StartFraction, 1 Over 10 , EndFraction Start sum from "n" equals 1 to 100, end sum, "f" left parenthesis, "x" plus 3 times "r" left parenthesis, "n" , right parenthesis , right parenthesis "p" left parenthesis, "n" , right parenthesis2+110100∑n=1fx+3·rnpn
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Expression 6: "p" left parenthesis, "n" , right parenthesis equals 1 plus "a" left parenthesis, mod left parenthesis, StartFraction, "n" Over 2 , EndFraction , 1 , right parenthesis times 2 minus 1 , right parenthesispn=1+amodn2,1·2−1