Operations with imaginary numbers and Quadratic Formula

Operations with imaginary numbers and Quadratic Formula

10th - 12th Grade

20 Qs

quiz-placeholder

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Operations with imaginary numbers and Quadratic Formula

Operations with imaginary numbers and Quadratic Formula

Assessment

Quiz

Mathematics

10th - 12th Grade

Medium

CCSS
HSN.CN.A.2, HSN.CN.A.1, HSA.APR.A.1

+7

Standards-aligned

Created by

Kayla Pollock

Used 166+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify √-4
2i
-2i
2
4i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify -√-8
-i√8
-2i√2
2i√2
-8i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calculate: 
(1 − 2i) + (-4 + 2i)
-3
-3 − 4i
5 − 4i
5

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does i=  ?
1
-1
√-1
√1

Tags

CCSS.HSN.CN.A.1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calculate:
-4 (13 + 5i) 
-52 − 20i
9 + i
17 − 20i
-52 + 20i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

6i (-5 + 10i)
-30i + 60i2
30i − 16i2
11i + 60i2
-11i2+ 16i

Tags

CCSS.HSA.APR.A.1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calculate (multiply):
 (4 + 3i)(4 − 3i)
16 − 9i2
25
7
8 − 6i

Tags

CCSS.HSN.CN.C.8

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