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表达式10: "x" equals 60 left brace, 16 less than or equal to "y" less than or equal to 20 , right brace
x
=
6
0
1
6
≤
y
≤
2
0
10
表达式11: "x" equals 60 left brace, 2 less than or equal to "y" less than 14 , right brace
x
=
6
0
2
≤
y
<
1
4
11
表达式12: "x" equals 40 left brace, 2 less than or equal to "y" less than or equal to 6 , right brace
x
=
4
0
2
≤
y
≤
6
12
表达式13: "y" equals 2 left brace, 40 less than or equal to "x" less than or equal to 60 , right brace
y
=
2
4
0
≤
x
≤
6
0
13
表达式14: "y" equals 6 left brace, 40 less than or equal to "x" less than or equal to 50 , right brace
y
=
6
4
0
≤
x
≤
5
0
14
表达式15: "y" equals 20 left brace, 40 less than or equal to "x" less than or equal to 60 , right brace
y
=
2
0
4
0
≤
x
≤
6
0
15
表达式16: "y" equals 10 left brace, 40 less than or equal to "x" less than or equal to 50 , right brace
y
=
1
0
4
0
≤
x
≤
5
0
16
表达式17: "x" equals 50 left brace, 6 less than or equal to "y" less than or equal to 10 , right brace
x
=
5
0
6
≤
y
≤
1
0
17
表达式18: "y" equals 16 left brace, 50 less than or equal to "x" less than or equal to 60 , right brace
y
=
1
6
5
0
≤
x
≤
6
0
18
表达式19: "x" equals 50 left brace, 14 less than or equal to "y" less than or equal to 16 , right brace
x
=
5
0
1
4
≤
y
≤
1
6
19
表达式20: "y" equals 14 left brace, 50 less than or equal to "x" less than or equal to 60 , right brace
y
=
1
4
5
0
≤
x
≤
6
0
20
21
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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