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Expression 15: "O" Subscript, 1 , Baseline equals StartRoot, 0 , EndRoot equals 0
O
1
=
0
equals
=
0
0
15
Expression 16: "O" Subscript, 2 , Baseline equals StartRoot, 0 , EndRoot equals 0
O
2
=
0
equals
=
0
0
16
Expression 17: "A" Subscript, 1 , Baseline equals negative "R" equals negative 9
A
1
=
−
R
equals
=
negative 9
−
9
17
Expression 18: "A" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline equals 0
A
2
=
O
2
equals
=
0
0
18
Expression 19: "B" Subscript, 1 , Baseline equals "R" equals 9
B
1
=
R
equals
=
9
9
19
Expression 20: "B" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline equals 0
B
2
=
O
2
equals
=
0
0
20
Expression 21: "C" Subscript, 1 , Baseline equals "R" cosine "B" Subscript, "O" "C" , Baseline equals 5.7 8 5 0 8 8 4 8 7 1 8
C
1
=
R
c
o
s
B
O
C
equals
=
5.7 8 5 0 8 8 4 8 7 1 8
5
.
7
8
5
0
8
8
4
8
7
1
8
21
Expression 22: "C" Subscript, 2 , Baseline equals "R" sine "B" Subscript, "O" "C" , Baseline equals 6.8 9 4 3 9 9 9 8 8 0 7
C
2
=
R
s
i
n
B
O
C
equals
=
6.8 9 4 3 9 9 9 8 8 0 7
6
.
8
9
4
3
9
9
9
8
8
0
7
22
Expression 23: "D" Subscript, 1 , Baseline equals "R" cosine left parenthesis, negative "B" Subscript, "O" "D" , Baseline , right parenthesis equals 1.5 6 2 8 3 3 5 9 9
D
1
=
R
c
o
s
−
B
O
D
equals
=
1.5 6 2 8 3 3 5 9 9
1
.
5
6
2
8
3
3
5
9
9
23
Expression 24: "D" Subscript, 2 , Baseline equals "R" sine left parenthesis, negative "B" Subscript, "O" "D" , Baseline , right parenthesis equals negative 8.8 6 3 2 6 9 7 7 7 1 1
D
2
=
R
s
i
n
−
B
O
D
equals
=
negative 8.8 6 3 2 6 9 7 7 7 1 1
−
8
.
8
6
3
2
6
9
7
7
7
1
1
24
Graphs
Graphs
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25
Expression 26: "y" less than 25 Has graph. To audio trace, press ALT+T.
y
<
2
5
26
Expression 27: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis Has graph.
R
c
o
s
t
,
R
s
i
n
t
0
0
domain t Minimum:
less than or equal to "t" less than or equal to
≤
t
≤
domain t Maximum: 360
3
6
0
27
Expression 28: polygon left parenthesis, "A" , "B" , "A" , "C" , "B" , "D" , "O" , "D" , right parenthesis Has graph.
p
o
l
y
g
o
n
A
,
B
,
A
,
C
,
B
,
D
,
O
,
D
28
Points
Points
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29
44
powered by
powered by
O
A
B
C
D
25
Y
X
40
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
functions
(
(
)
)
less than
<
greater than
>
4
4
5
5
6
6
times
×
| "a" |
|
a
|
,
,
less than or equal to
≤
greater than or equal to
≥
1
1
2
2
3
3
negative
−
A B C
StartRoot, , EndRoot
pi
π
0
0
.
.
equals
=
positive
+
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