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imaginary numbers

Authored by Lori Suedkamp

Mathematics

10th - 11th Grade

Used 10+ times

imaginary numbers
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18 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(-3i)(i)(5i)

15i
-15i
-15i3
15i3

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(2i)(3i)

5i
-5
6i
-6

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify:
(-3i)(4i)(-5i)

-60i
60
-60
60i

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Simplify.

-5i
5
5i
-5

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify
2i - 7i + 10

-5i+10
5i
9i+10
5i+10

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the sum.
(5-2i) + (-7+8i)

-2+6i
12+6i
-35-16i2
-35 -16i

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify: 
(10+ 15i)-(48 - 30i)

58 - 45i
58 - 15i
-38 - 15i
-38 + 45i

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