作业帮请问GRE猴哥112难题第80题
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请问GRE猴哥112难题第80题
When the positive integer n is divided by 7,the quotient is q and the remainder is 4.When 2n is divided by 7,the remainder is 1 and the quotient, in terms of q, is
A q/2 B q/2+1 C 2q D 2q+1 E 2q+2
When the positive integer n is divided by 7,the quotient is q and the remainder is 4.When 2n is divided by 7,the remainder is 1 and the quotient, in terms of q, is
A q/2 B q/2+1 C 2q D 2q+1 E 2q+2
选D.
正整数n,除以7商q余4.
2n除以7余1,求以q表示的商.
2n除以7应该商2q余8,即为商2q+1 余1.
正整数n,除以7商q余4.
2n除以7余1,求以q表示的商.
2n除以7应该商2q余8,即为商2q+1 余1.