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表达式38: "y" equals 0.4 "x" minus 19.6 left brace, 26 greater than "x" greater than 22 , right brace
y
=
0
.
4
x
−
1
9
.
6
2
6
>
x
>
2
2
38
表达式39: "y" equals negative 10.8 left brace, 22 greater than "x" greater than 5 , right brace
y
=
−
1
0
.
8
2
2
>
x
>
5
39
表达式40: "y" equals negative 0.4 "x" minus 8.8 left brace, 5 greater than "x" greater than 0 , right brace
y
=
−
0
.
4
x
−
8
.
8
5
>
x
>
0
40
left side bottom curve
left side bottom curve
对学生隐藏该文件夹。
41
表达式42: negative "x" equals 32 left brace, 10 greater than "y" greater than 0 , right brace
−
x
=
3
2
1
0
>
y
>
0
42
表达式43: "y" equals negative 3 "x" minus 95 minus left brace, negative 30 greater than "x" greater than negative 32 , right brace
y
=
−
3
x
−
9
5
−
−
3
0
>
x
>
−
3
2
43
表达式44: "y" equals negative 0.8 "x" minus 30 left brace, negative 26 greater than "x" greater than negative 30 , right brace
y
=
−
0
.
8
x
−
3
0
−
2
6
>
x
>
−
3
0
44
表达式45: "y" equals negative 0.4 "x" minus 19.6 left brace, negative 22 greater than "x" greater than negative 26 , right brace
y
=
−
0
.
4
x
−
1
9
.
6
−
2
2
>
x
>
−
2
6
45
表达式46: "y" equals negative 10.8 left brace, negative 5 greater than "x" greater than negative 22 , right brace
y
=
−
1
0
.
8
−
5
>
x
>
−
2
2
46
表达式47: "y" equals negative negative 0.4 "x" minus 8.8 left brace, 0 greater than "x" greater than negative 5 , right brace
y
=
−
−
0
.
4
x
−
8
.
8
0
>
x
>
−
5
47
middle line left
middle line left
对学生隐藏该文件夹。
48
表达式49: "y" equals 2 "x" plus 39.5 left brace, negative 10 greater than "x" greater than negative 12 , right brace
y
=
2
x
+
3
9
.
5
−
1
0
>
x
>
−
1
2
49
表达式50: "y" equals 3 "x" plus 51.5 left brace, negative 12 greater than "x" greater than negative 14 , right brace
y
=
3
x
+
5
1
.
5
−
1
2
>
x
>
−
1
4
50
表达式51: "y" equals 4 "x" plus 65.5 left brace, negative 14 greater than "x" greater than negative 15.3 , right brace
y
=
4
x
+
6
5
.
5
−
1
4
>
x
>
−
1
5
.
3
51
表达式52: "x" equals negative 15.3 left brace, 4.4 greater than "y" greater than 0 , right brace
x
=
−
1
5
.
3
4
.
4
>
y
>
0
52
表达式53: "y" equals negative 4 "x" minus 61.4 left brace, negative 14 greater than "x" greater than negative 15.3 , right brace
y
=
−
4
x
−
6
1
.
4
−
1
4
>
x
>
−
1
5
.
3
53
表达式54: "y" equals negative 3 "x" minus 47.3 left brace, negative 12.2 greater than "x" greater than negative 14 , right brace
y
=
−
3
x
−
4
7
.
3
−
1
2
.
2
>
x
>
−
1
4
54
middle line right
middle line right
对学生隐藏该文件夹。
55
表达式56: "y" equals negative 2 "x" plus 39.5 left brace, 12 greater than "x" greater than 10 , right brace
y
=
−
2
x
+
3
9
.
5
1
2
>
x
>
1
0
56
表达式57: "y" equals negative 3 "x" plus 51.5 left brace, 14 greater than "x" greater than 12 , right brace
y
=
−
3
x
+
5
1
.
5
1
4
>
x
>
1
2
57
表达式58: "y" equals negative 4 "x" plus 65.5 left brace, 15.3 greater than "x" greater than 14 , right brace
y
=
−
4
x
+
6
5
.
5
1
5
.
3
>
x
>
1
4
58
表达式59: "x" equals 15.3 left brace, 4.4 greater than "y" greater than 0 , right brace
x
=
1
5
.
3
4
.
4
>
y
>
0
59
表达式60: "y" equals 4 "x" minus 61.4 left brace, 15.3 greater than "x" greater than 14 , right brace
y
=
4
x
−
6
1
.
4
1
5
.
3
>
x
>
1
4
60
表达式61: "y" equals 3 "x" minus 47.3 left brace, 14 greater than "x" greater than 12.2 , right brace
y
=
3
x
−
4
7
.
3
1
4
>
x
>
1
2
.
2
61
left line left
left line left
对学生隐藏该文件夹。
62
表达式63: "y" equals 2 "x" plus 61 left brace, negative 20 greater than "x" greater than negative 22.7 , right brace
y
=
2
x
+
6
1
−
2
0
>
x
>
−
2
2
.
7
63
表达式64: "y" equals 3 "x" plus 83.7 left brace, negative 22.7 greater than "x" greater than negative 24.7 , right brace
y
=
3
x
+
8
3
.
7
−
2
2
.
7
>
x
>
−
2
4
.
7
64
表达式65: "y" equals 4 "x" plus 108.5 left brace, negative 24.7 greater than "x" greater than negative 25.5 , right brace
y
=
4
x
+
1
0
8
.
5
−
2
4
.
7
>
x
>
−
2
5
.
5
65
表达式66: "x" equals negative 25.5 left brace, 6.5 greater than "y" greater than negative 1 , right brace
x
=
−
2
5
.
5
6
.
5
>
y
>
−
1
66
表达式67: "y" equals negative 4 "x" minus 103 left brace, negative 24.7 greater than "x" greater than negative 25.5 , right brace
y
=
−
4
x
−
1
0
3
−
2
4
.
7
>
x
>
−
2
5
.
5
67
表达式68: "y" equals negative 3 "x" minus 78.2 left brace, negative 22.5 greater than "x" greater than negative 24.7 , right brace
y
=
−
3
x
−
7
8
.
2
−
2
2
.
5
>
x
>
−
2
4
.
7
68
right line right
right line right
对学生隐藏该文件夹。
69
表达式70: "y" equals negative 2 "x" plus 61 left brace, 22.7 greater than "x" greater than 20 , right brace
y
=
−
2
x
+
6
1
2
2
.
7
>
x
>
2
0
70
表达式71: "y" equals negative 3 "x" plus 83.7 left brace, 24.7 greater than "x" greater than 22.7 , right brace
y
=
−
3
x
+
8
3
.
7
2
4
.
7
>
x
>
2
2
.
7
71
表达式72: "y" equals negative 4 "x" plus 108.5 left brace, 25.5 greater than "x" greater than 24.7 , right brace
y
=
−
4
x
+
1
0
8
.
5
2
5
.
5
>
x
>
2
4
.
7
72
表达式73: "x" equals 25.5 left brace, 6.5 greater than "y" greater than negative 1 , right brace
x
=
2
5
.
5
6
.
5
>
y
>
−
1
73
表达式74: "y" equals 4 "x" minus 103 left brace, 25.5 greater than "x" greater than 24.7 , right brace
y
=
4
x
−
1
0
3
2
5
.
5
>
x
>
2
4
.
7
74
表达式75: "y" equals 3 "x" minus 78.2 left brace, 24.7 greater than "x" greater than 22.5 , right brace
y
=
3
x
−
7
8
.
2
2
4
.
7
>
x
>
2
2
.
5
75
表达式76: "x" equals 0 left brace, 15 greater than "y" greater than negative 8.7 , right brace
x
=
0
1
5
>
y
>
−
8
.
7
76
77
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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抛物线：标准式和切线
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三角函数：周期和幅值
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参数：导入
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