สอบเก็บคะแนนย่อย จำนวนเชิงซ้อน
Authored by ฉันทนี คงแถลง
Mathematics
11th Grade
Used 6+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ข้อใด คือ ส่วนจินตภาพ
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
มีค่าเท่ากับข้อใด
i
-1
-i
1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
i1 มีค่าเท่าใด
i
-1
-i
1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
i2 มีค่าเท่าใด
i
-1
-i
1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ให้ z1= 4+3i และ z2= 2+3i จงหา 2z1 – 4z2
2 + i
6 + 3i
0
-6i
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
จงหา a และ b เมื่อกำหนด
2a + bi = 8
a = 8 , b = 0
a = 4 , b = 8i
a = 4 , b = 0
a = 8 , b = 8i
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
z = 2 + i
z = 2 - i
z = -2 + i
z = -2 - i
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