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2021 Quiz 4 - Imaginary Numbers/Complex Numbers

Authored by Mr. Avila

Mathematics

12th Grade

CCSS covered

Used 2+ times

2021 Quiz 4 - Imaginary Numbers/Complex Numbers
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(2i)(3i)

5i

6

6i

-6

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify √-98

7i√2

2i√7

-7i√2

49i√2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify √-112

4i√7

-2i√7

16i√7

-4i√7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify √-81

-√81
-9i
9i
81i

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify:

(10+ 15i) - (48 - 30i)

58 - 45i

58 - 15i

-38 - 45i

-38 + 45i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify:

(5-2i) + (-7+8i)

-2+6i

12+6i

-35-16i2

-35 -16i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify:

(4 − 7i) − (-3 + 6i)

7 − 13i

7 − i

1 − 13i

1 − i

Tags

CCSS.HSN.CN.A.2

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