题库搜索>问题求解PS-13302
If x > 0.9, which of the following could be the value of x ?
分析A选项
分析B选项
分析C选项
分析D选项
分析E选项
A E 都等于0.9 C=0.81 D很明显小于0.9 所以只能选B
240749atmr
感觉这题没有答案符合
ninielisa
我想说B是什么鬼???
科目:
问题求解PS
来源:
GWD
4m36s
平均耗时
82.2%
平均正确率
该题由网友n6wxMwf提供
点击上传问题求解PS -17755
Each of the integers from 0 to 9, inclusive, is written on a separate slip of blank paper and the ten slips are dropped into a hat. If the slips are then drawn one at a time without replacement, how many must be drawn to ensure that the numbers on two of the slips drawn will have a sum of 10?
问题求解PS -17752
Which of the following describes the set of all possible values of the positive integer k such that, for each positve odd integer n, the value of nk is midway between consecutive integers?
问题求解PS -17741
The sum of the first 100 positive integers is 5,050. What is the sum of the first 200 positive integers?
问题求解PS -16762
【OG20-P150-27题】Set X consists of eight consecutive integers. Set Y consists of all the integers that result from adding 4 to each of the integers in set X and all the integers that result from subtracting 4 from each of the integers in set X. How many more integers are there in set Y tha...
问题求解PS -15114
The sum of the first n positive perfect squares, where n is a positive integer, is given by the formula n33 +cn2 +n6 , where c is a constant. What is the sum of the first 15 positive perfect squares?
问题求解PS -17755
Each of the integers from 0 to 9, inclusive, is written on a separate slip of blank paper and the ten slips are dropped into a hat. If the slips are then drawn one at a time without replacement, how many must be drawn to ensure that the numbers on two of the slips drawn will have a sum of 10?
问题求解PS -17752
Which of the following describes the set of all possible values of the positive integer k such that, for each positve odd integer n, the value of nk is midway between consecutive integers?
问题求解PS -17741
The sum of the first 100 positive integers is 5,050. What is the sum of the first 200 positive integers?
问题求解PS -16762
【OG20-P150-27题】Set X consists of eight consecutive integers. Set Y consists of all the integers that result from adding 4 to each of the integers in set X and all the integers that result from subtracting 4 from each of the integers in set X. How many more integers are there in set Y tha...
问题求解PS -15114
The sum of the first n positive perfect squares, where n is a positive integer, is given by the formula n33 +cn2 +n6 , where c is a constant. What is the sum of the first 15 positive perfect squares?