運算式 3: Start sum from "n" equals 1 to "i" , end sum, StartFraction, left parenthesis, "n" ln left parenthesis, "x" , right parenthesis , right parenthesis Superscript, left parenthesis, "n" minus 1 , right parenthesis , Baseline Over "n" ! , EndFraction left brace, "e" Superscript, negative StartFraction, 1 Over "e" , EndFraction , Baseline less than or equal to "x" less than or equal to "e" Superscript, StartFraction, 1 Over "e" , EndFraction , Baseline , right bracei∑n=1nlnxn−1n!e−1e≤x≤e1e
3
運算式 4: "i" equals 100i=100
negative 10−10
100100
4
運算式 5: "x" equals "e" Superscript, negative StartFraction, 1 Over "e" , EndFraction , Baselinex=e−1e
