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[Problem Solving]

试题详情

题目:

 n is an integer between 1 and 84. What is the value of n?
(1) The square root of n is divisible by 5.
(2) n is both the square of an integer and the cube of an integer. 

选项:

A、Aif statement (1) ALONE is sufficient to answer the question but statement (2) alone is not sufficient;
B、Bif statement (2) ALONE is sufficient to answer the question but statement (1) alone is not sufficient;
C、Cif the two statements TAKEN TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient;
D、Dif EACH statement ALONE is sufficient to answer the question;
E、Eif the two statements TAKEN TOGETHER are still NOT sufficient to answer the question.

答案:

D

提问:

老师好,借这个题问一下别的题。。。when positive integer n is divided by 3, the remainder is 2; and when positive interger t is divided。。。求NT被15除时候的余数,我想问的是我们写出来的余数的式子比如n=15k+2,T=5k+3,这种式子是可以直接进行加减乘除运算的么?谢谢

解答:

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解答: 徐小梅

提问:

老师好,借这个题问一下别的题。。。when positive integer n is divided by 3, the remainder is 2; and when positive interger t is divided。。。求NT被15除时候的余数,我想问的是我们写出来的余数的式子比如n=15k+2,T=5k+3,这种式子是可以直接进行加减乘除运算的么?谢谢

解答:

点赞-1
阅读1088
解答: 徐小梅老师

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