List questions from complex-numbers

Published on 22 Mar 2026 - 17:26

38

Views

Why the imaginary value in the plot differs from the equation?

Published on 02 Mar 2018 - 20:54

46

Views

Complex Numbers question - using the conjugate

Published on 02 Mar 2018 - 21:33

616

Views

if $i$ is a number then what is its numerical value?

Published on 03 Mar 2018 - 14:00

8.9k

Views

Can the product of three complex numbers ever be real?

Published on 25 Mar 2026 - 15:17

460

Views

a periodic sequence

Published on 26 Mar 2026 - 8:03

142

Views

Is $5^{1/5} - 3\cdot i$ algebraic?

Published on 17 Mar 2026 - 6:48

504

Views

Minimum of $\sum\limits_{k=1}^n|z^2_k+1|$ given $\sum\limits_{k=1}^nz_k=0$

Published on 04 Mar 2018 - 15:15

270

Views

Argand diagram problem

Published on 04 Mar 2018 - 17:47

66

Views

Simplify $(i \theta)^n+(- i \theta)^n$

Published on 04 Mar 2018 - 18:23

2.6k

Views

Adding Absolute value to a complex number: $ z+| z|=2+8i$

Published on 05 Mar 2018 - 2:36

515

Views

Solve $z^5 = 32$ (include complex solutions)

Published on 05 Mar 2018 - 6:19

427

Views

Does a complex number have finitely many distinct powers?

Published on 05 Mar 2018 - 7:34

1.1k

Views

What are the roots of $z^n=-1$?

Published on 05 Mar 2018 - 9:33

1.7k

Views

What is the dual vector space of $\mathbb{C}\,$?

Published on 24 Mar 2026 - 22:18

List Question

Ti84 Plus "$a+bi$" mode not working

Why the imaginary value in the plot differs from the equation?

Complex Numbers question - using the conjugate

if $i$ is a number then what is its numerical value?

Can the product of three complex numbers ever be real?

a periodic sequence

Is $5^{1/5} - 3\cdot i$ algebraic?

Minimum of $\sum\limits_{k=1}^n|z^2_k+1|$ given $\sum\limits_{k=1}^nz_k=0$

Argand diagram problem

Simplify $(i \theta)^n+(- i \theta)^n$

Adding Absolute value to a complex number: $ z+| z|=2+8i$

Solve $z^5 = 32$ (include complex solutions)

Does a complex number have finitely many distinct powers?

What are the roots of $z^n=-1$?

What is the dual vector space of $\mathbb{C}\,$?

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