f.3數學問題o ,o Binary number...!?

2011-09-18 6:04 am
(a) Write down any three multiples of 4 , and convert each number into a
binary number .
(b) What is the characteristic of the binary numbers obtained in (a)?

吾該!!!!!!!!!!!!

回答 (2)

2011-09-18 6:58 pm
✔ 最佳答案
a) Multiples of 4: 4,8,12

Change to binary:
4/2=2......remains 0
2/2=1......remains 0
4(dec)=100(bin)

8/2=4......0
4/2=2......0
2/2=1......0
8(dec)=1000(bin)

12/2=6......0
6/2=3......0
3/2=1......1
12(dec)=1100(bin)

b) All the binary forms of multiples of 4 have 2 ending zeros(100, 1000, 1100)

2011-09-18 11:00:08 補充:
Actually both of us wrote the same thing
參考: me
2011-09-18 6:45 am
(a)4/2=2...0
2/2=1...0
1/2=0...1
4(10)=100(2)
8/2=4...0
4/2=2...0
2/2=1...0
1/2=0...1
8(10)=1000(2)
12/2=6...0
6/2=3...0
3/2=1...1
1/2=0...1
12(10)=1100(2)
(b)they both have two zero at the end of the number.
參考: me


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