Mathematik

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(Binomische Formeln)
Current revision (09:39, 18 September 2008) (view source)
(Geometrie)
 
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== Analysis ==
== Analysis ==
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<math>a \cdot x^2 + b \cdot x + c = 0 \Rightarrow x_{1,2} = \frac{-b \pm \sqrt{b^2 - 4\cdot a\cdot c}} {2\cdot a}</math>
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<math>a \cdot x^2 + b \cdot x + c = 0 \quad \Rightarrow \quad x_{1,2} = \frac{-b \pm \sqrt{b^2 - 4\cdot a\cdot c}} {2\cdot a}</math>
'''Binome, Trinome'''
'''Binome, Trinome'''
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<math>a^n-b^n=(a-b)(a^{n-1}+a^{n-2}b+a^{n-3}b^2+\cdots+ab^{n-2}+b^{n-1})</math>
<math>a^n-b^n=(a-b)(a^{n-1}+a^{n-2}b+a^{n-3}b^2+\cdots+ab^{n-2}+b^{n-1})</math>
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<math>n!=1\cdot2\cdot3\cdot...\cdot(n-1)\cdot n,\ n\in N\setminus\{1\}</math>
== Geometrie ==
== Geometrie ==
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<math>U = \pi \cdot D = 2 \cdot \pi \cdot r</math>
<math>U = \pi \cdot D = 2 \cdot \pi \cdot r</math>
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Satz des Pythagoras:
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<math>a^2+b^2=c^2</math>
== komplexe Zahlen ==
== komplexe Zahlen ==

Current revision

Analysis

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Binome, Trinome

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MathImage

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Geometrie

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Satz des Pythagoras:

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komplexe Zahlen

Normalform

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Summe MathImage
Produkt MathImage

Polarform:

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Produkt: MathImage
Quotient: MathImage
Potenz: MathImage

MathImage-Rechenregeln:

MathImage MathImage
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konjungierte komplexe Zahlen:

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