Expression 35: "f" left parenthesis, "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis , right parenthesis left brace, "b" greater than "a" , right brace equals 1.1 4 5 4 8 8 9 6 4 2 1fsn1b>a
equals=
1.1 4 5 4 8 8 9 6 4 2 11.14548896421
35
= the height of rectangle number:
36
Expression 37: left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis left brace, "b" greater than "a" , right brace equals 153n1b>a
equals=
153153
37
since the first recangle number is 0.
38
Dotted horizontal line:
39
Expression 40: "y" equals "f" left parenthesis, "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis , right parenthesis left brace, "b" greater than "a" , right brace equals 1.1 4 5 4 8 8 9 6 4 2 1y=fsn1b>a
equals=
1.1 4 5 4 8 8 9 6 4 2 11.14548896421
40
x-value of rectangle number =
41
Expression 42: "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis left brace, "b" greater than "a" , right brace equals negative 1.9 5 3 3 3 3 3 3 3 3 3sn1b>a
equals=
negative 1.9 5 3 3 3 3 3 3 3 3 3−1.95333333333
42
Dotted vertical line:
43
Expression 44: "x" equals "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis left brace, "b" greater than "a" , right brace equals negative 1.9 5 3 3 3 3 3 3 3 3 3 Has graph. To audio trace, press ALT+T.x=sn1b>a
equals=
negative 1.9 5 3 3 3 3 3 3 3 3 3−1.95333333333
44
Expression 45: left parenthesis, "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis , "f" left parenthesis, "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis , right parenthesis minus "f" left parenthesis, "s" left parenthesis, "n" Subscript, 1 , Baseline , right parenthesis , right parenthesis "t" , right parenthesis Has graph.sn1,fsn1−fsn1t
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤