题目【题目】After the first number, each number in a sequence is one less than twice the previous number. T he sixth number in the sequence is 33.What is the sum of the first three numbers?)A.5.5B.8C.10D.105E.17 相关知识点: 试题来源: ...
Each marker is associated with a\nrespective one of a range of numbers 0 through 9 in a sequence about the\nannular\npath of the device. Elastic bands or some other visually indicating links are\nused to\nvisually associate the marker having the number 0 associated therewith with\nanother\...
32. In a sequence of numbers, each number, except the first, equals twice the previous number. If the sum of the second and third numbers in the list is 24, then the sixth number is .. A. 112 D. 40 B. 192 E. 128 C. 64 ...
In a certain sequence of 8 numbers, each number after the first is 1 more than the previous number. If the first number is, how many of the numbers in the sequence are positive? 选项: A、None B、One C、Two D、Three E、Four
In a sequence,each term after the first is 7 more than the previous term.If the 15th term of the sequence is 108,what is the 85th term of the sequence?答案是598.怎么也想不通.为什么不是588呢? 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 这是一道简单的等差数列...
11. There is a sequence. From the second number, each number is equal to the result of its previous number multiplied by 2 and then plus a. If the sixth number is 70 and the ninth number is 609. So what is the value of a?Answer: 相关知识点: 试题来源: 解析 优质解答 反馈 ...
In a certain sequence,each term after the second is the product of the two preceding terms.For example,the third term is the product of the first and the second terms,the fourth term is the product of the second and third terms,and so on.If the seventh term is 1024 and the sixth ter...
In a sequence where the numbers go up by 4 each time and the first number is 5, the second number would be ___. A. 8 B. 9 C. 10 D. 11 相关知识点: 试题来源: 解析 B。解析:第一个数是 5,每次加 4,那么第二个数就是 5+4=9。
In a certain sequence, each term after the first term is one-half the previous term. If the tenth term of the sequence is between 0.0001 and 0.001, then the twelfth term of the sequence is between
In a sequence of numbers in which each term is 2 more than the preceding term, what is the fourth term? The last term is 90. The first term is 2. 选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、Statement (2) ALONE is sufficient, but ...