百度试题 结果1 题目If a is a nonzero integer and b is a positive number such that ab2=log10b, what is the median of the set {0,1,a,b,1b}?( ) A.0 B.1 C.a D.b E.1b相关知识点: 试题来源: 解析 D N/A. 反馈 收藏 ...
Special Scenario16. Let a be a non-zero integer. If x^2-(a+2)x+8 can be factorized, find all the possible values of a. 相关知识点: 试题来源: 解析 x^2-(a+2)x+8 x^2-14+2)x+8 =x^2-4x-2x+8 =1x-4)(x-2) ∴a=4 ...
Ifmandnare nonzero integers, ismnan integer? nmis positive. nmis an integer. 选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. ...
If the units digit of the three-digit positive integer k is nonzero, what is the tens digit of k? (1) The tens digit of k + 9 is 3. (2) The tens digit of k + 4 is 2. 选项: 答案: A Data Sufficiency 提问 最新 问个问题 我想问: 提交 最热提问 [Issue Essay]Analytic...
【GMAT PS-OG:第605-621题模考】GMAT考满分为GMAT考生提供GMAT PS-OG:第605-621题模考练习。If m and n are nonzero integers, is $$m^{n}$$ an integer?(1)$$n^{m} $$ is positive.
[a]either[b]neither[c]too 免费查看参考答案及解析 题目: 不孕症 参考答案如下: 答案:不孕症:凡女子婚后未避孕,有正常性生活,同居2年,而未受孕者,或曾有过妊娠,而后未避孕,又连续2年未再受孕者称之。前者为原发性不孕,古称“全不产”;后者为继发性不孕,古称“断绪”。
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K是一个三位数，且个位数不为0。问K的十位数是多少。 1）：K的十位+9=3X 所以K的十位肯定是2...
Commands (including the scripts and shell functions we write) issue a value to the systemwhen they terminate, called an exit status. This value, which is an integer in the range of0 to 255, indicates the success or failure of the command’s execution. By convention, avalue of zero indica...
3.4K90 PHP 检测变量是否为空 PHP 中以下值得计算结果为 false:关键字 boolean false 整型 integer 0 浮点型 double 0.0 字符串 string "" 字符串 string "0" 数组 array...array() 对象 object 空对象 php<5 null null NULL 例如 字符串"0": <?...0\" is false \r\n"; // 输出:string "0"...