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M4 - Complex Numbers & Matrices FINAL Review

Authored by Elliott WakefieldHS

Mathematics

11th - 12th Grade

Complex Numbers CC N covered

Used 6+ times

M4 - Complex Numbers & Matrices FINAL Review
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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which expression represents (−3−2i)−(−5+i)\left(-3-2i\right)-\left(-5+i\right)  ?

  −8−3i-8-3i  

−8−i-8-i  

2−i2-i  

2−3i2-3i  

Tags

Complex Numbers CC N.CN.1

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Rewrite −36\sqrt[]{-36}  as a complex number.

(a)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the product: (3+5i)(3−5i)\left(3+5i\right)\left(3-5i\right)  

9+25i9+25i  

9−25i9-25i  

3434  

2525  

Tags

Complex Numbers CC N.CN.1

CC N.CN.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify the expression: (2+6i)−(3−5i)−(5−3i)\left(2+6i\right)-\left(3-5i\right)-\left(5-3i\right)  

−6−2i-6-2i  

−6+14i-6+14i  

−4−4i-4-4i  

−4+16i-4+16i  

Tags

Complex Numbers CC N.CN.1

CC N.CN.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which expression below is equivalent to 4i(12−7i)4i\left(12-7i\right)  ?

−28+48i-28+48i  

28+48i28+48i  

48+28i48+28i  

−48+28i-48+28i  

Tags

Complex Numbers CC N.CN.1

CC N.CN.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Simplify:

Media Image
Media Image
Media Image
Media Image

Tags

Matrices (Add/Sub)

7.

DRAW QUESTION

3 mins • Ungraded

Find 2A - B + C, given matrices A, B, and C below. Draw your FINAL ANSWER ONLY

Media Image

Tags

Matrices (Add/Sub)

CC N.VM.8

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