Complex Conjugates

Complex Conjugates

10th Grade

14 Qs

quiz-placeholder

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Complex Conjugates

Complex Conjugates

Assessment

Quiz

Mathematics

10th Grade

Hard

CCSS
HSN.CN.A.3, HSN.CN.C.8

Standards-aligned

Created by

Anthony Clark

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the conjugate of the complex number -3 + (4/5)i.

-3 - (4/5)i

3 - (4/5)i

3 + (4/5)i

-3 + (4/5)i

Tags

CCSS.HSN.CN.A.3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the conjugate of the complex number 3 - (2/3)i.

3 + (2/3)i

-3 + (2/3)i

3 - (2/3)i

-3 - (2/3)i

Tags

CCSS.HSN.CN.A.3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the conjugate of the complex number 5 - (1/2)i.

5 + (1/2)i

-5 + (1/2)i

5 - (1/2)i

-5 - (1/2)i

Tags

CCSS.HSN.CN.A.3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the conjugate of the complex number 7 - 5i.

7 + 5i

-7 + 5i

-7 - 5i

5i - 7

Tags

CCSS.HSN.CN.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rationalize the denominator by the conjugate and simplify the expression (3 + 2i) / (4 - i).

10/17 + 11i/17

10/17 - 11i/17

14/17 + 11i/17

14/17 - 11i/17

Tags

CCSS.HSN.CN.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the conjugate of the complex number (1/2) - (3/4)i?

(1/2) + (3/4)i

-(1/2) + (3/4)i

(1/2) - (3/4)i

-(1/2) - (3/4)i

Tags

CCSS.HSN.CN.A.3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the conjugate of the complex number 2 - 3i.

2 + 3i

-2 + 3i

-2 - 3i

3i - 2

Tags

CCSS.HSN.CN.A.3

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