NUMERE COMPLEXE

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•

Mathematics

•

10th Grade

•

Easy

ANCA HORGA

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12 Slides • 3 Questions

NUMERE COMPLEXE

Astazi vom invata despre numerele complexe conjugate si cum putem determina modulul unui numar complex.

Sa ne reamintim:

Forma algebrica a unui numar complex
Operatii cu numere complexe
Puterile lui i

Forma algebrica a unui numar complex

Operatii cu numere complexe

In lectia de astazi, vom descoperi notiunea de conjugatul unui numar complex si proprietatile acestuia.

Proprietatile numarului complex conjugat

Modulul unui numar complex se determina folosind formula:

\left|z\right|=\sqrt{a^2+b^2}

Proprietatile modulului unui numar complex

Multiple Choice

$\left(3i\right)^2$ =

-9

-3

Multiple Choice

Dacă $z=5+2i$ atunci $\overline{z}=$

$\sqrt{29}$

$-5+2i$

$5-2i$

Multiple Choice

Daca $\left|4+3i\right|$ atunci valoarea modului este...

$\sqrt{17}$

SA NU UITI SA REPETI NOTIUNILE INVATATE!

SPOR LA TREABA!!!

NUMERE COMPLEXE

Astazi vom invata despre numerele complexe conjugate si cum putem determina modulul unui numar complex.

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