A. 1248+8421 B. 8412+4812 C. 8421+4821 D. 1248+1284 相关知识点: 试题来源: 解析 A If the sum of the ones' digits is odd, then the whole sum is odd. 下面哪个和是奇数( ). A.1248+8421 B.8412+4812 C.8421+4821 D.1248+1284 和的个位数是奇数,那么整个数就是奇数. A.1248+8421...
题目Which of the following is an odd number?( )A.(23)^(1/3)B.23C.0.23D.74 相关知识点: 试题来源: 解析 根据要求,奇数是不能被2整除的整数。结合答案,只能是23.故选:B。 反馈 收藏
B: a fraction C: a percentage D: a decimal number 相关知识点: 试题来源: 解析 B 考查名词辨析。an odd number奇数;a fraction分数;a percentage百分数;a decimal number小数。句意:13、50%、0.23这三个数都不是分数。故答案为B。反馈 收藏
14. x is an odd number.y is an even number.Jackson says that x2 is always odd.(a)Give an example to show Jackson is right.5^2=25 (5 is odd, so is 25)(roddxodd is always odd)(2)Leon says that 4x+ y is always odd.(a)Give an example to show Leon is wrong.x=5 y=2...
(英汉小字典:odd number奇数;there must exist一定存在;such that使得) A. 3nB. 5nC. 8nD. 16n相关知识点: 试题来源: 解析 C 如果a是奇数,那么一定存在一个整数n使得a2−1等于( ). 因为a是一个奇数,故可令a=2n+1(n∈Z),则 a2−1=(2n+1)2−1=4n2+4n=4n(n+1). 又n和n+1是两个连...
“0” is not an odd number, but an even number. The number “0”, in fact, is a special even number that is neither positive nor negative. It is regarded as the dividing point between positive numbers and negative numbers. Simply speaking, the number “0” is an integer between the ...
scanf("%d,%d",&a,&b); max=a>b?a:b; printf("max = %d\n",max); return 0; } 比较两个整数的大小。 **输入格式要求:"%d%d" 提示信息:"Enter integer X and Y:" **输出格式要求:"X>Y\n" "X 程序运行示例如下: Enter integer X and Y:5 6 ...
例10 If a is an odd number,then there must exist aninteger n such that a2-1=()(A)3n.(B)5n.(C)8n.(D)16n.(odd number奇数;such that使得)译文:如果a是奇数,那么一定存在一个整数n使得a2-1=()(A)3n.(B)5n.(C)8n.(D)16n. ...
百度试题 结果1 题目0.67is a/an A. odd number B. even number C. decimal number D. fraction 相关知识点: 试题来源: 解析 【答案】C 反馈 收藏
百度试题 结果1 题目 ( )4. None of the three: 13, 50%, 0. 23, is A. an odd number B. a fraction C. a percentage D. a decimal number 相关知识点: 试题来源: 解析 反馈 收藏