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Imaginary Number
Quiz
•
Mathematics
•
9th - 12th Grade
•
Hard
Barbara White
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
-5i
5
5i
-5
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Multiply:
(4 – 3i)(-7 – 2i)
(4 – 3i)(-7 – 2i)
A. -23 + 13i
B. -23 - 29i
C. -34 + 13i
D. -34 - 29i
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Simplify:
(10+ 15i)-(48 - 30i)
(10+ 15i)-(48 - 30i)
58 - 45i
58 - 15i
-38 - 15i
-38 + 45i
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify
2i - 7i + 10
2i - 7i + 10
10 - 5i
5i
10 + 9i
10 + 5i
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the sum.
(5-2i) + (-7+8i)
(5-2i) + (-7+8i)
-2+6i
12+6i
-35-16i2
-35 -16i
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply:
(2-5i)(2+5i)
(2-5i)(2+5i)
29
4 - 25i
25 - 10i
-21
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
i79
i
1
-1
-i
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