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運算式 5: "y" equals negative 3 left brace, 1 less than or equal to "x" less than or equal to 3 , right brace
y
=
−
3
1
≤
x
≤
3
5
運算式 6: left parenthesis, "a" plus 2 , negative 3 , right parenthesis
a
+
2
,
−
3
6
運算式 7: left parenthesis, 6 , "f" left parenthesis, 6 , right parenthesis , right parenthesis
6
,
f
6
7
運算式 8: left parenthesis, 6 , "g" left parenthesis, 6 , right parenthesis , right parenthesis
6
,
g
6
8
運算式 9:
9
運算式 10:
10
11
技術支援
技術支援
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
divided by
÷
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
+
