Complex Number: Modulus and argument

Complex Number: Modulus and argument

12th Grade - University

5 Qs

quiz-placeholder

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Complex Number: Modulus and argument

Complex Number: Modulus and argument

Assessment

Quiz

Mathematics

12th Grade - University

Practice Problem

Hard

Created by

Syamsiah Hussin

Used 48+ times

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the right Argand's Diagram for z = 4 - 8i

Media Image
Media Image
Media Image
Media Image

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate the modulus (R) and argument (θ) for z = 4 + 9i

R = 9.05, θ = 114°

R = 9.85, θ = 66°

R = 97, θ = 66°

R = 9.85, θ = 294°

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate the modulus (R) and argument (θ) for z = -5 + 3i

R = 5.83, θ = 31°

R = 34, θ = 149°

R = 5.83, θ = 211°

R = 5.83, θ = 149°

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate the modulus (R) and argument (θ) for z = -7 - 5i

R = 8.6, θ = 144.5°

R = 8.6, θ = 215.5°

R = 74, θ = 35.5°

R = 8.6 , θ = 234.5 °

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate the modulus (R) and argument (θ) for z = 3 - 7i

R = √58, θ = 66.8°

R = 7.6, θ = 246.8°

R = √58, θ = 293.2°

R = 7.6 , θ = 113.2 °

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