Adding/Subtracting/Multiplying Complex numbers

Adding/Subtracting/Multiplying Complex numbers

12th Grade

10 Qs

quiz-placeholder

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Adding/Subtracting/Multiplying Complex numbers

Adding/Subtracting/Multiplying Complex numbers

Assessment

Quiz

Mathematics

12th Grade

Hard

Created by

Kelly Marino

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

(5-2i) + (-7+8i)
-2+6i
12+6i
-35-16i2
-35 -16i

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

(2i)(3i)
5i
-5
6i
-6

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplify:
-3i(4 + 2i)
6 - 12i
6 + 12i
-12i - 6i2
-12i + 6i2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiply: 
(4 – 3i)(-7 – 2i)
A.  -23 + 13i
B.  -23 - 29i
C.  -34 + 13i
D.  -34 - 29i

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify: 
(10+ 15i) - (48 - 30i)
58 - 45i
58 - 15i
-38 - 15i
-38 + 45i

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(-7+6i)2

49+36i

85

13-84i

13+84i

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(3+4i)(-8-i)

-5+3i

-24-4i

-24-4i2

-20

-20-36i

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