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2019届定时训练1第22题
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Expression 8: left parenthesis, 2cos "t" , 2 plus 2sin "t" , right parenthesis
2
c
o
s
t
,
2
+
2
s
i
n
t
domain t Minimum: 0
0
less than or equal to "t" less than or equal to
≤
t
≤
domain t Maximum: 2 pi
2
π
8
Hidden Label: left parenthesis, 2cos "a" , 2 plus 2sin "a" , right parenthesis
2
c
o
s
a
,
2
+
2
s
i
n
a
Label
equals
=
left parenthesis, negative 0.8 5 6 1 9 9 3 6 , 0.1 9 2 5 3 6 9 6 , right parenthesis
−
0
.
8
5
6
1
9
9
3
6
,
0
.
1
9
2
5
3
6
9
6
9
Expression 10: "a" equals 4.2 7
a
=
4
.
2
7
0
0
2 pi
2
π
10
Hidden Label: left parenthesis, cos "a" , 1 plus sin "a" , right parenthesis
c
o
s
a
,
1
+
s
i
n
a
Label
equals
=
left parenthesis, negative 0.4 2 8 0 9 9 6 8 , 0.0 9 6 2 6 8 4 8 , right parenthesis
−
0
.
4
2
8
0
9
9
6
8
,
0
.
0
9
6
2
6
8
4
8
11
12
powered by
powered by
"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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