cấp số cộng
Authored by nguyen than
Mathematics
11th Grade
Used 3+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
6,3,-3,-6,-9
9,6,3,0,-3
6,9,12,15,18
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Cho cấp số cộng (un) có u3 = 2 và u4 = 6. Công sai của cấp số cộng đã cho bằng:
-4
4
-2
2
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dãy số nào sau đây là cấp số cộng?
2;5;8;11;14
1;2;4;8;16
1;3;9;27;81
1;2;3;5;6
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