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Expression 4: "B" Subscript, "E" , Baseline equals StartFraction, "s" Over 2sin left parenthesis, 90 minus 15 , right parenthesis , EndFraction equals 5.1 7 6 3 8 0 9 0 2 0 5
B
E
=
s
2
s
i
n
9
0
−
1
5
equals
=
5.1 7 6 3 8 0 9 0 2 0 5
5
.
1
7
6
3
8
0
9
0
2
0
5
4
Expression 5: "P" Subscript, "R" "O" "O" "F" 1 , Baseline equals StartFraction, "s" minus StartNestedFraction, "s" NestedOver 2 , EndNestedFraction StartRoot, 3 , EndRoot Over "B" Subscript, "E" , Baseline sin 15 , EndFraction equals 1
P
R
O
O
F
1
=
s
−
s
2
3
B
E
s
i
n
1
5
equals
=
1
1
5
Expression 6: "P" Subscript, "R" "O" "O" "F" 2 , Baseline equals StartFraction, "s" squared Over left parenthesis, StartNestedFraction, "s" NestedOver 2 , EndNestedFraction , right parenthesis squared plus left parenthesis, "s" minus "B" Subscript, "E" , Baseline sin 15 , right parenthesis squared , EndFraction equals 1
P
R
O
O
F
2
=
s
2
s
2
2
+
s
−
B
E
s
i
n
1
5
2
equals
=
1
1
6
Expression 7:
7
NEW.jpg
NEW.jpg
Change Image
Center:
center: left parenthesis, 0 , 0 , right parenthesis
0
,
0
Width:
width: 10
1
0
Angle:
angle: 0
0
Height:
height: 10
1
0
Opacity:
opacity: 1
1
8
9
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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