ลำดับเลขคณิต

Quiz
•
Mathematics
•
10th - 12th Grade
•
Medium
patcharin phatthana
Used 291+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
ลำดับในข้อใดเป็นลำดับเลขคณิต
1,2,3,4,5
2,4,6,8,10
90,85,70,75,70
ถูกทุกข้อ
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
ข้อใดคือสูตรคำนวณหาพจน์ทั่วไปของลำดับเลขคณิต
an = a1rn
an = a1 + d(n-1)
an = 2a1 + d(n-1)
an = (a1 +an)/2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a1 แทนอะไร
พจน์แรก
พจน์ที่1
เทอมที่1
ถูกทุกข้อ
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
d แทนอะไร
อัตราส่วนร่วม
ตัวหารร่วมมาก
ตัวคูณร่วมน้อย
ผลต่างร่วม
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
d หาได้อย่างไร
a3 -a2
a10-a9
an - an-1
ถูกทุกข้อ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
จะหาพจน์ทั่วไปของลำดับเลขคณิตจำเป็นจะต้องรู้อะไร
a1
d
d และ a1
ไม่มีข้อถูก
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ผลต่างร่วมของลำดับ 1,5,9,13,...
4
5
6
7
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