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P4 Alyssa Martin
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表达式36: "y" equals negative 2 left brace, 5 less than or equal to "x" less than or equal to 12 , right brace
y
=
−
2
5
≤
x
≤
1
2
36
表达式37: "y" equals negative 8 left brace, 5 less than or equal to "x" less than or equal to 9 , right brace
y
=
−
8
5
≤
x
≤
9
37
表达式38: "y" equals negative 4 left brace, 7 less than or equal to "x" less than or equal to 12 , right brace
y
=
−
4
7
≤
x
≤
1
2
38
表达式39: "x" equals 5 left brace, negative 7 less than or equal to "y" less than or equal to negative 2 , right brace
x
=
5
−
7
≤
y
≤
−
2
39
表达式40: "x" equals 12 left brace, negative 4 less than or equal to "y" less than or equal to negative 2 , right brace
x
=
1
2
−
4
≤
y
≤
−
2
40
表达式41: "x" equals 5 left brace, negative 10 less than or equal to "y" less than or equal to negative 8 , right brace
x
=
5
−
1
0
≤
y
≤
−
8
41
表达式42: "x" equals 9 left brace, negative 8 less than or equal to "y" less than or equal to negative 7 , right brace
x
=
9
−
8
≤
y
≤
−
7
42
表达式43: "x" equals 12 left brace, negative 10 less than or equal to "y" less than or equal to negative 5 , right brace
x
=
1
2
−
1
0
≤
y
≤
−
5
43
表达式44: "y" equals negative 7 left brace, 5 less than or equal to "x" less than or equal to 9 , right brace
y
=
−
7
5
≤
x
≤
9
44
表达式45: "y" equals negative 5 left brace, 7 less than or equal to "x" less than or equal to 12 , right brace
y
=
−
5
7
≤
x
≤
1
2
45
表达式46: "x" equals 7 left brace, negative 5 less than or equal to "y" less than or equal to negative 4 , right brace
x
=
7
−
5
≤
y
≤
−
4
46
表达式47: "y" equals 10 left brace, 15 less than or equal to "x" less than or equal to 22 , right brace
y
=
1
0
1
5
≤
x
≤
2
2
47
表达式48: "x" equals 22 left brace, 8 less than or equal to "y" less than or equal to 10 , right brace
x
=
2
2
8
≤
y
≤
1
0
48
表达式49: "y" equals 8 left brace, 17 less than or equal to "x" less than or equal to 22 , right brace
y
=
8
1
7
≤
x
≤
2
2
49
表达式50: "x" equals 17 left brace, 7 less than or equal to "y" less than or equal to 8 , right brace
x
=
1
7
7
≤
y
≤
8
50
表达式51: "x" equals 15 left brace, 5 less than or equal to "y" less than or equal to 10 , right brace
x
=
1
5
5
≤
y
≤
1
0
51
表达式52: "y" equals 7 left brace, 17 less than or equal to "x" less than or equal to 22 , right brace
y
=
7
1
7
≤
x
≤
2
2
52
表达式53: "x" equals 22 left brace, 2 less than or equal to "y" less than or equal to 7 , right brace
x
=
2
2
2
≤
y
≤
7
53
表达式54: "y" equals 2 left brace, 15 less than or equal to "x" less than or equal to 22 , right brace
y
=
2
1
5
≤
x
≤
2
2
54
表达式55: "x" equals 15 left brace, 2 less than or equal to "y" less than or equal to 4 , right brace
x
=
1
5
2
≤
y
≤
4
55
表达式56: "y" equals 4 left brace, 15 less than or equal to "x" less than or equal to 19 , right brace
y
=
4
1
5
≤
x
≤
1
9
56
表达式57: "x" equals 19 left brace, 4 less than or equal to "y" less than or equal to 5 , right brace
x
=
1
9
4
≤
y
≤
5
57
表达式58: "y" equals 5 left brace, 15 less than or equal to "x" less than or equal to 19 , right brace
y
=
5
1
5
≤
x
≤
1
9
58
表达式59: "y" equals negative 10 left brace, 24 less than or equal to "x" less than or equal to 32 , right brace
y
=
−
1
0
2
4
≤
x
≤
3
2
59
对学生隐藏该文件夹。
60
表达式61: "x" equals 30 left brace, negative 10 less than or equal to "y" less than or equal to negative 5 , right brace
x
=
3
0
−
1
0
≤
y
≤
−
5
61
表达式62: "x" equals 32 left brace, negative 10 less than or equal to "y" less than or equal to negative 2 , right brace
x
=
3
2
−
1
0
≤
y
≤
−
2
62
表达式63: "x" equals 24 left brace, negative 10 less than or equal to "y" less than or equal to negative 2 , right brace
x
=
2
4
−
1
0
≤
y
≤
−
2
63
表达式64: "y" equals negative 2 left brace, 24 less than or equal to "x" less than or equal to 32 , right brace
y
=
−
2
2
4
≤
x
≤
3
2
64
表达式65: "y" equals negative 7 left brace, 26 less than or equal to "x" less than or equal to 28 , right brace
y
=
−
7
2
6
≤
x
≤
2
8
65
表达式66: "y" equals negative 4 left brace, 26 less than or equal to "x" less than or equal to 28 , right brace
y
=
−
4
2
6
≤
x
≤
2
8
66
表达式67: "x" equals 26 left brace, negative 7 less than or equal to "y" less than or equal to negative 4 , right brace
x
=
2
6
−
7
≤
y
≤
−
4
67
表达式68: "x" equals 28 left brace, negative 7 less than or equal to "y" less than or equal to negative 4 , right brace
x
=
2
8
−
7
≤
y
≤
−
4
68
表达式69:
69
70
技术支持
技术支持
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
功能
(
(
)
)
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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