回答編集履歴
4
d
test
CHANGED
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@@ -34,10 +34,10 @@
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34
34
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35
35
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2^n * 2^m = 2^(n + m)
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36
36
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37
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-
例: 2^3 * 2^2 = 2^5
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37
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+
例: 2^3 * 2^2 = 2^(3+2) = 2^5
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38
38
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39
39
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40
40
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41
41
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2^n / 2^m = 2^(n - m)
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42
42
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43
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-
例: 2^20 - 2^10 = 2^10
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43
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+
例: 2^20 - 2^10 = 2^(20-10) = 2^10
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3
s
test
CHANGED
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@@ -21,3 +21,23 @@
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21
21
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よって、bytes -> megabytes の単位変換を行うと
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22
22
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23
23
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2^29 / 2^20 = 2^9 mb = 512 mb
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24
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+
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25
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+
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26
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+
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27
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+
----
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28
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+
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29
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+
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30
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+
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31
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+
## 計算する際の便利な公式
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32
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+
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33
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+
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34
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+
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35
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+
2^n * 2^m = 2^(n + m)
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36
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+
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37
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+
例: 2^3 * 2^2 = 2^5
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38
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+
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39
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+
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40
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+
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41
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+
2^n / 2^m = 2^(n - m)
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42
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+
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43
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+
例: 2^20 - 2^10 = 2^10
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2
f
test
CHANGED
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@@ -12,8 +12,12 @@
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12
12
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13
13
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14
14
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15
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-
4 giga bits = 4 * 2^30
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15
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+
4 giga bits = 4 * 2^30 = 2^32 bits
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16
16
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17
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+
1bytes は 8 bits なので、bits を bytes に単位変換すると、
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18
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+
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19
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2^32 / 8 = 2^29 bytes
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20
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+
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17
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-
よって、bytes -> megabytes の変換を行うと
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21
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+
よって、bytes -> megabytes の単位変換を行うと
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18
22
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19
23
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2^29 / 2^20 = 2^9 mb = 512 mb
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1
d
test
CHANGED
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@@ -1,10 +1,10 @@
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1
1
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単位表
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2
2
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3
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-
* 1 kilo
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3
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+
* 1 kilo = 2^10
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4
4
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5
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-
* 1 mega
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5
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+
* 1 mega = 2^20
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6
6
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7
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-
* 1 giga
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7
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+
* 1 giga = 2^30
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8
8
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9
9
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10
10
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