Solving for Complex Roots

Solving for Complex Roots

11th Grade

20 Qs

quiz-placeholder

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Solving for Complex Roots

Solving for Complex Roots

Assessment

Quiz

Mathematics

11th Grade

Hard

Created by

Anthony Clark

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve for x: 

x = {-4, -1}

x = {-1, -4}

x = {2+i, 2-i}

x = {-2+i, -2-i}

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve for x:

x = {-3+2i, -3-2i}

x = {7, 6}

x = 2±i√3

No solution

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve for x: x2 - 5x + 8 = 0

x = (-5±i√7)/2

x = (5±i√7)/2

x = (8±i√7)/2

x = (5±√57)/2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve for x: 3x2 - 6x + 6 = 0

x = 1± i

x = 3, -6

x = 4.8, 2.7

Undefined

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x2 - 5x + 10 = 0

(5 - i√15)/2  ,  (5 + i√15)/2

(5 - √15)/2  ,  (5 + √15)/2

(5 - i√65)/2  ,  (5 + i√65)/2

(5 - √65)/2  ,  (5 + √65)/2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve x2 - 5x + 10 = 0

(5 - i√15)/2  ,  (5 + i√15)/2

(5 - √15)/2  ,  (5 + √15)/2

(5 - i√65)/2  ,  (5 + i√65)/2

(5 - √65)/2  ,  (5 + √65)/2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve for x: 

(Hint: Use Quadratic Formula)

x = {-4, -1}

x = {-1, -4}

x = {2+i, 2-i}

x = {-2+i, -2-i}

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