Understanding and applying conjugates of complex numbers

Understanding and applying conjugates of complex numbers

9th - 12th Grade

20 Qs

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Understanding and applying conjugates of complex numbers

Understanding and applying conjugates of complex numbers

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Rationalize and Simplify.

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2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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Simplify

-8+10i

(8-10i)/3

(-8+10i)/3

(8+10i)/3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  2+5i3+i \ \frac{2+5i}{3+i}\   Simplify

 2+5i2+5i  

 1110+1310i\frac{11}{10}+\frac{13}{10}i  

 310+1310i\frac{3}{10}+\frac{13}{10}i  

 118+138i\frac{11}{8}+\frac{13}{8}i  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Simplify

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5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 Express i1+i in  a+ib  form Express\ \frac{i}{1+i}\ in\ \ a+ib\ \ form\   

 12 + 12i\frac{1}{2}\ +\ \frac{1}{2}i  

 1+i1+i  

 12 + i\frac{1}{2}\ +\ i  

 12  i2\frac{1}{2}\ -\ \frac{i}{2}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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Simplify

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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Simplify
(27-3i)/82
(-45+87i)/82
(-6+9i)/10
(-49+87i)/82

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