
ข้อสอบ ระหว่างภาค เรื่อง จำนวนเชิงซ้อน
Authored by รุสลี สือนิ
Mathematics
6th - 8th Grade
Used 6+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
1
-1
0
-i
2.
MULTIPLE CHOICE QUESTION
5 sec • 2 pts
1
-1
-i
i
3.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
1
-1
0
2
4.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
z1 = 2-3i และ z2 = -2+3i จงหา z1+z2
1
-1
0
2
5.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
z1 = -5+4i และ z2 = -5-4i จงหา z1-z2
8
-i
8i
i
6.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
ให้ z = 2-5i จงหา 5z
2 - 5i
10 - 25i
25 - 10i
10 - 5i
7.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
ผลลัพธ์ของ (1 + 3i) + (-2 + 4i) + (4 - 8i) ตรงกับข้อใด
3 + i
3 - i
5 - i
5 + i
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