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viva [34]
4 years ago
11

g The Enigma machine was used by Germany in World War II to send coded messages. It has gained fame because it was an excellent

coding device for its day and because of the ultimately successful efforts of the British (with considerable aid from the Poles) to crack the Enigma code. The breaking of the code involved, among other things, some very good mathematics developed by Alan Turing and others. One part of the machine consisted of three rotors, each containing the letters A through Z. To read an encrypted message, it was necessary to determine the initial settings of the three rotors (e.g., PDX or JJN). This is only the beginning of the problem of deciphering the Enigma code. Other parts of the machine allowed for many more initial settings. How many different initial settings of the three rotors are there
Mathematics
1 answer:
kari74 [83]4 years ago
5 0

Answer:

17576

Step-by-step explanation:

Each of the three rotors contained the letters A through Z.

For the first rotor: There are 26 Possible Initial Settings

(A,B,...Z)

For the second rotor: There are 26 possible initial combination with the first rotor likewise.

For the third rotor:There are also 26 possible combinations with the first and second rotors.

Therefore:

Number of Possible Initial Setting of the three rotor=26*26*26=17576

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30 points! <br> Since there are a few questions please help.
boyakko [2]

Answer:

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2nd class = 24

total stamps = 42

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total student 1900

8 0
3 years ago
(2x + 3) •x • (4x + 1)
Virty [35]

Answer:

If your trying to simplify then your answer would be 8x^{3} + 14x^{2} +3x

6 0
3 years ago
Help me please please please i need it
goldenfox [79]

Answer:

Step-by-step explanation:

Remark

If you take one radius whose length is r and start it at (0,0) on one end and (r,0) at the other, and sweep it around so the (r,0) hits every point on the circumference of the circle, the radius will go through 360°.

You have only gone through 120°. That's no problem. All you have to do now is add a fraction that adjusts for the 120°.

Formula

Arc length = fraction * 2*pi * r

2*pi * r is the circumference

Arc Length = 2* (120/360) * pi * r

Givens

r = 13

pi = 3.14

Solution

Arc Length = (120/360) * 2 * pi * 13

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Answer

Arc Length = 27.21

7 0
2 years ago
What equation is parallel to the line y=-3x+1 and goes through (-5,-6)
kherson [118]

Step-by-step explanation:

<h2>Hey let solve this!!!</h2>

the formular we're to use is the point slope formula

<h2>y - y1 = m( x - x1 ) </h2>

<h2>from y = - 3x +1 </h2>

SLOPE = -3

and x1= -5 y1 = -6

HENCE

Y - Y1 = M (X- X1)

y-(-6) = -3( x--5)

y+ 6 = -3 (x+5 )

y+6 = -3x -15

y= -3x-15-6

y= -3x -21

<h2>hope this helps</h2><h2>please rate and mark brainliest!!!</h2>

6 0
2 years ago
a painter paints the side of a house at a rate of 3 square feet per minute. if the dimensions of the side of the house are 15 fe
Korvikt [17]

Answer: 90 minutes

Step-by-step explanation:

Area of the side = 15 x 18 = 270 sq. ft.

3 sq. ft take a minute to paint

270 sq. ft. will take 270 / 3

= 90 minutes

3 0
3 years ago
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