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Terrasse (optimering)
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terrassebredde), der giver
terrassebredde), der giver
15
det størst mulige areal, ved
det størst mulige areal, ved
16
at løse ligningen:
at løse ligningen:
17
Expression 18: "f" prime left parenthesis, "x" , right parenthesis equals 0
f
′
x
=
0
18
Expression 19: negative 4 "x" plus 20 equals 0
−
4
x
+
2
0
=
0
19
Optimal terrassebredde:
Optimal terrassebredde:
20
Expression 21: "b" equals StartFraction, negative 20 Over negative 4 , EndFraction
b
=
−
2
0
−
4
equals
=
5
5
21
Optimalt terrasseareal f ( b ) =
Optimalt terrasseareal f ( b ) =
22
Expression 23: "A" Subscript, "M" "a" "x" , Baseline equals "b" left parenthesis, 20 minus 2 "b" , right parenthesis
A
M
a
x
=
b
2
0
−
2
b
equals
=
50
5
0
23
Terrassedimensioner
Terrassedimensioner
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24
Expression 25: "B" equals 6.5
B
=
6
.
5
1
1
9
9
25
Expression 26: "L" equals left parenthesis, 20 minus 2 "B" , right parenthesis
L
=
2
0
−
2
B
equals
=
7
7
26
Expression 27: "A" Subscript, "r" "e" "a" "l" , Baseline equals "B" left parenthesis, 20 minus 2 "B" , right parenthesis
A
r
e
a
l
=
B
2
0
−
2
B
equals
=
45.5
4
5
.
5
27
Expression 28: "O" Subscript, "m" "k" "r" "e" "d" "s" , Baseline equals 2 left parenthesis, "B" plus "L" , right parenthesis
O
m
k
r
e
d
s
=
2
B
+
L
equals
=
27
2
7
28
Grøn terrasse
Grøn terrasse
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29
Punkter
Punkter
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32
39
powered by
powered by
Størst areal: 50 m ²
Længde: 7 m
Bredde: 6.5 m
Terrasseareal: 45.5 m ²
"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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