1.妙麗1-6月在銀行存入的金額如下列數列:
1000 , 620 , 720 , 330 , 840 , 250
請問 , 第 3 項 a3 = ?

數列與級數

Quiz
•
Mathematics
•
8th Grade
•
Hard
Lin Lin
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
1000
620
720
330
2.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
2.承上題 ,妙麗1-6月在銀行存入的金額如下列數列:
1000 , 620 , 720 , 330 , 840 , 250
請問 , 「末項」的數字為 ?
1000
250
6
7
3.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
3.判斷下列數列是否為等差數列:2 , 5 , 8 , 11 , 14
是
否
4.
FILL IN THE BLANK QUESTION
1 min • 7 pts
4.這是一個等差數列 , 請問空格內應填入什麼數字?
6 , 3 , , -3 , -6
5.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
5.下列哪個數列「不是」等差數列 ?
2 , 1 , 0 , -1 , -2
3 , 3 , 3 , 3 , 3
5 , 10 , 15 , 20 , 25
6.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
6.有一等差數列為 5 , 8 , 11 , 14 , 17
請問它的公差 d 為多少?
-3
7.
MULTIPLE CHOICE QUESTION
2 mins • 7 pts
7.請問圖七的圖形會由幾根火柴棒組成?
19
20
21
22
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