[問題]GWD 11-26

[janechen]

What is the greastest common factor of the positive integers j and k
(1)k=j+1
(2)jk is divisible by 5

ans:A

any one can help please? do appreciate

[bonboncat]

What is the greastest common factor of the positive integers j and k
(1)k=j+1
(2)jk is divisible by 5

ans:A

any one can help please? do appreciate

(1)k.j為兩連續整數...其最大公因數必為1
(2)ex: j=2 k=5 最大公因數為1
J=5 K=10 最大公因數為5 不確定
so,the answer is A

[janechen]

What is the greastest common factor of the positive integers j and k
(1)k=j+1
(2)jk is divisible by 5

ans:A

any one can help please? do appreciate

(1)k.j為兩連續整數...其最大公因數必為1
(2)ex: j=2 k=5 最大公因數為1
J=5 K=10 最大公因數為5 不確定
so,the answer is A

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