百度试题 结果1 题目18 The kinetic energy of a particle is increased by a factor of 4.By what factor does its speed increase? A A 2 B 4 C 8 D 16 相关知识点: 试题来源: 解析 A 反馈 收藏
A square is scaled by a factor of 3. What is the ratio of the new area to the original area? A. 3:1 B. 6:1 C. 9:1 D. 12:1 相关知识点: 试题来源: 解析 C。解析:正方形边长扩大 3 倍,面积扩大 9 倍,所以新面积与原面积的比是 9:1。
Similarly, while masturbating to orgasm in the presence of another was considered to be having sex by less than 4% of participants, 34% reported that this behaviour was sufficient to consider that person a sexual partner and 95% considered it to be unfaithful. Students were more likely to ...
翻译：如果n和m是正整数，m是62的因子，那么 62=2x31 m is a factor of 62,=> m=1 or 2, or 31 or 62 n and m are positive integers 3n= 36/m m=1 =>n=12 m=2, =>n=6 m=31, =>n= 12/11 ( rej )m=62, =>n=6/31 (rej)the greatest possible number of integers...
What is 4K? If you've been shopping for a camera recently you'll probably have seen the term '4K video' plastered on shop displays and even written on the labels stuck on the front of products. 4K is a video specification that literally just means '4,000'. It gets its name from the...
All integers have a finite number of factors. A factor is alwaysless thanor equal to the number; it can never be bigger than the number. Except for 0 and 1, every integer has a minimum of two factors: 1 and the number itself. ...
When a figure is scaled by a factor of 0.5, what happens to its perimeter? A. It doubles. B. It halves. C. It triples. D. It remains the same. 相关知识点: 试题来源: 解析 B。解析:图形缩小 0.5 倍,周长也缩小 0.5 倍。反馈 收藏 ...
A. enlargement and rotation B. shift and flip C. stretch and turn D. dilation and inversion 相关知识点: 试题来源: 解析 A。本题考查对图形变换组合的理解。题目中先将图形放大两倍,即“enlargement”,然后旋转 180 度,即“rotation”,所以整体变换是“enlargement and rotation”。反馈...
He drinks what is left in his glass as if it were water... 他把杯子里剩下的东西当水一样全喝了下去。 柯林斯高阶英语词典 He moved carefully over what remained of partition walls. 他小心翼翼地跨过残余的隔墙。 柯林斯高阶英语词典 'Dad?' — 'What?' — 'Can I have the car tonight?' ...
1 is a factor,25!=1*25! 2 is a prime number 3 is a prime number 4 is a factor,25!=4*1*2*3*5*6*...*25 25!指的是25阶乘=25*24*...*1 5显然是factor 6,7,8,9,10,...,25显然都是factor 26=2*13也是 27=3*3*3,25!中有3和9,所以也是factor 28=4*7,factor 29是prime ...