This is a compound sequence, the odd numbered terms form an arithmetic sequence of a common difference of 2 and the even numbered terms form a geometric sequence with a common ratio of 2.结果一 题目 Find the pattern in the sequence below and fill in the blanks.1, 4, 3, 8, 5, 16,...
8. Study the following patterns, add one more pattern in the sequence and find the formula for the n term of the sequenc e. a.3n△ b.口5n1, C.区74n+1 d.4n-3 e.n+2 f.o。1/2n(n+1) L、h.3n+1 相关知识点: 试题来源: 解析 3n5n4n+14n-3n+2n(n+1)3n+1 ...
Findthemissingnumberinthesequence:3,6,11,20,37,___,135. Answer:___. 试题答案 因为6=3×2-0;11=6×2-1;20=11×2-2;37=20×2-3; 所以下个数应该为:37×2-4=70; 验证:70×2-5=135正好是最后一个数; 故答案为:70 练习册系列
Find the missing number in the sequence：3,6,11,20,37，（70 ），135.Answer:( 70).观察可以发现6=3×2-0；11=6×2-1；20=11×2-2；37=20×2-3；即每一个数是它前面的数乘2再减去比它的项数少1的自然数，由此得出答案．解：因为6=3×2-0；11=6×2-1；20=11×2-2；37=...
Find Patterns in DNA SequencesEmmanuel Paradis
We've learned about how to find the pattern in a number sequence in class. Complete the two sequences by writing down the fifth terms. 3, 9, 15, 21, . 4, 8, 12, 16, . 相关知识点: 试题来源: 解析 27;20 3=3×1, 9=3×3, 15=3×5, 21=3×7, so the fifth one should be...
百度试题 结果1 题目Find the next number in the sequence below.找出下面的数串的下一个数字.22,21,19,16,12,\cdots A. 9 B. 8 C. 7 D. 6 E. None of the above/以上都不是 相关知识点: 试题来源: 解析 C N/A 反馈 收藏
因为6=3×2-0;11=6×2-1;20=11×2-2;37=20×2-3;所以下个数应该为:37×2-4=70;验证:70×2-5=135正好是最后一个数;故答案为:70 观察可以发现6=3×2-0;11=6×2-1;20=11×2-2;37=20×2-3;即每一个数是它前面的数乘2再减去比它的项数少1的自然数,由此得出答案. 本题考点:数列中的...
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The pattern followed isn=(n−1)2+(n−1) Suggest Corrections 7 Similar questions Q. Find the next number in the sequence. 2, 3, 8, 63, __ Q.Find the next number in the sequence: 2, 4, 8, 16, 32, __ Q. Find the next number in the sequence. ...