List questions from complex-numbers

Published on 04 Apr 2026 - 12:10

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Solve $z^2 - iz = |z - i|$

Published on 12 Apr 2026 - 12:59

108

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Find real domain of a function results in $x \geq i$

Published on 18 Apr 2014 - 23:39

227

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How to teach newbie multiply of complex number

Published on 10 Apr 2026 - 19:53

7.7k

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Why is the reciprocal of an $n$-th root of unity its complex conjugate?

Published on 13 Apr 2026 - 9:10

1.5k

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Converting complex number raised to a power to polar form

Published on 12 Apr 2026 - 12:08

12.2k

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Calculating real and imaginary part of a complex number

Published on 21 Apr 2014 - 15:07

2.7k

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Calculating absolute value and argument of a complex number

Published on 12 Apr 2026 - 21:22

52

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Understanding basic complex number rules

Published on 08 Apr 2026 - 22:07

473

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Matrix multiplication question (diagonal matrices)

Published on 13 Apr 2026 - 3:43

247

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Generalised Pythagorean Theorem?

Published on 13 Apr 2026 - 12:22

197

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Find $3^{2-i}$ in the form x+yi

Published on 23 Apr 2014 - 19:26

32

Views

Is $\|x_1\|^2 + 2\|x_2\|^2 > - 2\Re(ix_1\overline{x_2})$ for complex numbers $x_1,x_2$

Published on 23 Apr 2014 - 20:32

345

Views

Values for $(1+i)^{2/3}$

Published on 23 Apr 2014 - 21:39

38.7k

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Is this a valid method of finding magnitude of complex fraction

Published on 10 Apr 2026 - 8:17

List Question

Uniform convergence of the series

Solve $z^2 - iz = |z - i|$

Find real domain of a function results in $x \geq i$

How to teach newbie multiply of complex number

Why is the reciprocal of an $n$-th root of unity its complex conjugate?

Converting complex number raised to a power to polar form

Calculating real and imaginary part of a complex number

Calculating absolute value and argument of a complex number

Understanding basic complex number rules

Matrix multiplication question (diagonal matrices)

Generalised Pythagorean Theorem?

Find $3^{2-i}$ in the form x+yi

Is $\|x_1\|^2 + 2\|x_2\|^2 > - 2\Re(ix_1\overline{x_2})$ for complex numbers $x_1,x_2$

Values for $(1+i)^{2/3}$

Is this a valid method of finding magnitude of complex fraction

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