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Nguyễn Thành Đạt
31 tháng 1 2022 lúc 10:50

UKM

^6^7g^7*(KHV C GTGFCCGttedx

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Nhok Cuồng Tùng
8 tháng 12 2015 lúc 20:30

a) goi hai so la a ; b va a >b

vi UCLN(a,b)=18=>a=18k            ;       b=18q       (trong do UCLN (k,q)=1 va k>q)

=>a+b=162

18k+18q =162

18(k+q)=162

k+q=9

ta co bang sau   

 

k1234
q8765
a18365472
b14412610890

vay ...........

   
    
    

 

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Nguyễn Nhật Quang
29 tháng 10 2016 lúc 13:10

21453 

52542000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

542454550212.100000000000000000000000000000000000000000000000000000000000000000000000000000
  
  
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viet
12 tháng 11 2017 lúc 19:54

ngyen vu thien nhan coi sach

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Nguyễn Hoàng Dũng
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Nguyễn Quang Tùng
4 tháng 2 2017 lúc 15:50

ta có BCNN (a,b) = 300 

=> 300 chia hết cho a 

300 chia hết cho b 

ta lại có UCLN(a,b) = 15 

=> a= 15m 

b= 15n 

ta tiếp tục có 

15m + 15 = 15 n 

=> 15(m+1) = 15n 

=> m+1 = n

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Lê Mạnh Hùng
28 tháng 2 2021 lúc 22:34

ta có BCNN (a,b) =300

=> 300 : hết cho a

300: hết cho b

ta lại có UCLN(a,b) = 15

=>a= 15m

b =15n ta tiếp tục có

15m + 15= 15n

=> 15(m+1) = 15n

=>m+1= n

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Phan Mạnh Quân
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