Analysis Beispiele

$- \cos (x) \ln (\sec (x) + \tan (x))$

Schritt 1

Da $- 1$ konstant bezüglich $x$ ist, ist die Ableitung von $- \cos (x) \ln (\sec (x) + \tan (x))$ nach $x$ gleich $- \frac{d}{d x} [\cos (x) \ln (\sec (x) + \tan (x))]$ .

$- \frac{d}{d x} [\cos (x) \ln (\sec (x) + \tan (x))]$

Schritt 2

Differenziere unter Anwendung der Produktregel, die besagt, dass $\frac{d}{d x} [f (x) g (x)]$ gleich $f (x) \frac{d}{d x} [g (x)] + g (x) \frac{d}{d x} [f (x)]$ ist mit $f (x) = \cos (x)$ und $g (x) = \ln (\sec (x) + \tan (x))$ .

$- (\cos (x) \frac{d}{d x} [\ln (\sec (x) + \tan (x))] + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 3

Differenziere unter Anwendung der Kettenregel, die besagt, dass $\frac{d}{d x} [f (g (x))]$ ist $f' (g (x)) g' (x)$ , mit $f (x) = \ln (x)$ und $g (x) = \sec (x) + \tan (x)$ .

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Schritt 3.1

Um die Kettenregel anzuwenden, ersetze $u$ durch $\sec (x) + \tan (x)$ .

$- (\cos (x) (\frac{d}{d u} [\ln (u)] \frac{d}{d x} [\sec (x) + \tan (x)]) + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 3.2

Die Ableitung von $\ln (u)$ nach $u$ ist $\frac{1}{u}$ .

$- (\cos (x) (\frac{1}{u} \frac{d}{d x} [\sec (x) + \tan (x)]) + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 3.3

Ersetze alle $u$ durch $\sec (x) + \tan (x)$ .

$- (\cos (x) (\frac{1}{\sec (x) + \tan (x)} \frac{d}{d x} [\sec (x) + \tan (x)]) + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 4

Differenziere unter Anwendung der Summenregel.

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Schritt 4.1

Kombiniere $\frac{1}{\sec (x) + \tan (x)}$ und $\cos (x)$ .

$- (\frac{\cos (x)}{\sec (x) + \tan (x)} \frac{d}{d x} [\sec (x) + \tan (x)] + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 4.2

Gemäß der Summenregel ist die Ableitung von $\sec (x) + \tan (x)$ nach $x$ $\frac{d}{d x} [\sec (x)] + \frac{d}{d x} [\tan (x)]$ .

$- (\frac{\cos (x)}{\sec (x) + \tan (x)} (\frac{d}{d x} [\sec (x)] + \frac{d}{d x} [\tan (x)]) + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 5

Die Ableitung von $\sec (x)$ nach $x$ ist $\sec (x) \tan (x)$ .

$- (\frac{\cos (x)}{\sec (x) + \tan (x)} (\sec (x) \tan (x) + \frac{d}{d x} [\tan (x)]) + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 6

Die Ableitung von $\tan (x)$ nach $x$ ist $\sec^{2} (x)$ .

$- (\frac{\cos (x)}{\sec (x) + \tan (x)} (\sec (x) \tan (x) + \sec^{2} (x)) + \ln (\sec (x) + \tan (x)) \frac{d}{d x} [\cos (x)])$

Schritt 7

Die Ableitung von $\cos (x)$ nach $x$ ist $- \sin (x)$ .

$- (\frac{\cos (x)}{\sec (x) + \tan (x)} (\sec (x) \tan (x) + \sec^{2} (x)) + \ln (\sec (x) + \tan (x)) (- \sin (x)))$

Schritt 8

Vereinfache.

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Schritt 8.1

Wende das Distributivgesetz an.

$- (\frac{\cos (x)}{\sec (x) + \tan (x)} (\sec (x) \tan (x) + \sec^{2} (x))) - (\ln (\sec (x) + \tan (x)) (- \sin (x)))$

Schritt 8.2

Vereine die Terme

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Schritt 8.2.1

Mutltipliziere $- 1$ mit $- 1$ .

$- \frac{\cos (x)}{\sec (x) + \tan (x)} (\sec (x) \tan (x) + \sec^{2} (x)) + 1 (\ln (\sec (x) + \tan (x)) (\sin (x)))$

Schritt 8.2.2

Mutltipliziere $\ln (\sec (x) + \tan (x))$ mit $1$ .

$- \frac{\cos (x)}{\sec (x) + \tan (x)} (\sec (x) \tan (x) + \sec^{2} (x)) + \ln (\sec (x) + \tan (x)) \sin (x)$

Schritt 8.3

Stelle die Terme um.

$- (\sec (x) \tan (x) + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4

Vereinfache jeden Term.

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Schritt 8.4.1

Vereinfache jeden Term.

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Schritt 8.4.1.1

Schreibe $\sec (x)$ mithilfe von Sinus und Kosinus um.

$- (\frac{1}{\cos (x)} \tan (x) + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.2

Schreibe $\tan (x)$ mithilfe von Sinus und Kosinus um.

$- (\frac{1}{\cos (x)} \cdot \frac{\sin (x)}{\cos (x)} + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.3

Multipliziere $\frac{1}{\cos (x)} \cdot \frac{\sin (x)}{\cos (x)}$ .

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Schritt 8.4.1.3.1

Mutltipliziere $\frac{1}{\cos (x)}$ mit $\frac{\sin (x)}{\cos (x)}$ .

$- (\frac{\sin (x)}{\cos (x) \cos (x)} + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.3.2

Potenziere $\cos (x)$ mit $1$ .

$- (\frac{\sin (x)}{\cos^{1} (x) \cos (x)} + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.3.3

Potenziere $\cos (x)$ mit $1$ .

$- (\frac{\sin (x)}{\cos^{1} (x) \cos^{1} (x)} + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.3.4

Wende die Exponentenregel $a^{m} a^{n} = a^{m + n}$ an, um die Exponenten zu kombinieren.

$- (\frac{\sin (x)}{{\cos (x)}^{1 + 1}} + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.3.5

Addiere $1$ und $1$ .

$- (\frac{\sin (x)}{\cos^{2} (x)} + \sec^{2} (x)) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.4

Schreibe $\sec (x)$ mithilfe von Sinus und Kosinus um.

$- (\frac{\sin (x)}{\cos^{2} (x)} + {(\frac{1}{\cos (x)})}^{2}) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.5

Wende die Produktregel auf $\frac{1}{\cos (x)}$ an.

$- (\frac{\sin (x)}{\cos^{2} (x)} + \frac{1^{2}}{\cos^{2} (x)}) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.1.6

Eins zu einer beliebigen Potenz erhoben ergibt eins.

$- (\frac{\sin (x)}{\cos^{2} (x)} + \frac{1}{\cos^{2} (x)}) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.2

Wende das Distributivgesetz an.

$(- \frac{\sin (x)}{\cos^{2} (x)} - \frac{1}{\cos^{2} (x)}) \frac{\cos (x)}{\sec (x) + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.3

Vereinfache den Nenner.

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Schritt 8.4.3.1

Schreibe $\sec (x)$ mithilfe von Sinus und Kosinus um.

$(- \frac{\sin (x)}{\cos^{2} (x)} - \frac{1}{\cos^{2} (x)}) \frac{\cos (x)}{\frac{1}{\cos (x)} + \tan (x)} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.3.2

Schreibe $\tan (x)$ mithilfe von Sinus und Kosinus um.

$(- \frac{\sin (x)}{\cos^{2} (x)} - \frac{1}{\cos^{2} (x)}) \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.4

Wende das Distributivgesetz an.

$- \frac{\sin (x)}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} - \frac{1}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.5

Kürze den gemeinsamen Faktor von $\cos (x)$ .

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Schritt 8.4.5.1

Bringe das führende Minuszeichen in $- \frac{\sin (x)}{\cos^{2} (x)}$ in den Zähler.

$\frac{- \sin (x)}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} - \frac{1}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.5.2

Faktorisiere $\cos (x)$ aus $\cos^{2} (x)$ heraus.

$\frac{- \sin (x)}{\cos (x) \cos (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} - \frac{1}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.5.3

Kürze den gemeinsamen Faktor.

Schritt 8.4.5.4

Forme den Ausdruck um.

$\frac{- \sin (x)}{\cos (x)} \cdot \frac{1}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} - \frac{1}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.6

Mutltipliziere $\frac{- \sin (x)}{\cos (x)}$ mit $\frac{1}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}}$ .

$\frac{- \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.7

Kürze den gemeinsamen Faktor von $\cos (x)$ .

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Schritt 8.4.7.1

Bringe das führende Minuszeichen in $- \frac{1}{\cos^{2} (x)}$ in den Zähler.

$\frac{- \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \frac{- 1}{\cos^{2} (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.7.2

Faktorisiere $\cos (x)$ aus $\cos^{2} (x)$ heraus.

$\frac{- \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \frac{- 1}{\cos (x) \cos (x)} \cdot \frac{\cos (x)}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.7.3

Kürze den gemeinsamen Faktor.

Schritt 8.4.7.4

Forme den Ausdruck um.

$\frac{- \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \frac{- 1}{\cos (x)} \cdot \frac{1}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.8

Mutltipliziere $\frac{- 1}{\cos (x)}$ mit $\frac{1}{\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}}$ .

$\frac{- \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \frac{- 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.9

Vereinfache jeden Term.

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Schritt 8.4.9.1

Ziehe das Minuszeichen vor den Bruch.

$- \frac{\sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \frac{- 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.9.2

Ziehe das Minuszeichen vor den Bruch.

$- \frac{\sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \sin (x) \ln (\sec (x) + \tan (x))$

Schritt 8.4.10

Vereinfache jeden Term.

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Schritt 8.4.10.1

Schreibe $\sec (x)$ mithilfe von Sinus und Kosinus um.

$- \frac{\sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \sin (x) \ln (\frac{1}{\cos (x)} + \tan (x))$

Schritt 8.4.10.2

Schreibe $\tan (x)$ mithilfe von Sinus und Kosinus um.

$- \frac{\sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})$

Schritt 8.5

Um $\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})$ als Bruch mit einem gemeinsamen Nenner zu schreiben, multipliziere mit $\frac{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$ .

$- \frac{\sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cdot \frac{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.6

Kombiniere $\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})$ und $\frac{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$ .

$- \frac{\sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} + \frac{\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) (\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}))}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.7

Vereinige die Zähler über dem gemeinsamen Nenner.

$\frac{- \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) (\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}))}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8

Vereinfache den Zähler.

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Schritt 8.8.1

Faktorisiere $\sin (x)$ aus $- \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})$ heraus.

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Schritt 8.8.1.1

Faktorisiere $\sin (x)$ aus $- \sin (x)$ heraus.

$\frac{\sin (x) \cdot - 1 + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.1.2

Faktorisiere $\sin (x)$ aus $\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})$ heraus.

$\frac{\sin (x) \cdot - 1 + \sin (x) (\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}))}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.1.3

Faktorisiere $\sin (x)$ aus $\sin (x) \cdot - 1 + \sin (x) (\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}))$ heraus.

$\frac{\sin (x) (- 1 + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}))}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.2

Wende das Distributivgesetz an.

$\frac{\sin (x) (- 1 + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) \frac{1}{\cos (x)} + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.3

Kürze den gemeinsamen Faktor von $\cos (x)$ .

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Schritt 8.8.3.1

Faktorisiere $\cos (x)$ aus $\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x)$ heraus.

$\frac{\sin (x) (- 1 + \cos (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \frac{1}{\cos (x)} + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.3.2

Kürze den gemeinsamen Faktor.

Schritt 8.8.3.3

Forme den Ausdruck um.

$\frac{\sin (x) (- 1 + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x) \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.4

Kürze den gemeinsamen Faktor von $\cos (x)$ .

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Schritt 8.8.4.1

Faktorisiere $\cos (x)$ aus $\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \cos (x)$ heraus.

$\frac{\sin (x) (- 1 + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \cos (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \frac{\sin (x)}{\cos (x)})}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.8.4.2

Kürze den gemeinsamen Faktor.

Schritt 8.8.4.3

Forme den Ausdruck um.

$\frac{\sin (x) (- 1 + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \sin (x))}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})} - \frac{1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.9

Vereinige die Zähler über dem gemeinsamen Nenner.

$\frac{\sin (x) (- 1 + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \sin (x)) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10

Vereinfache den Zähler.

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Schritt 8.10.1

Wende das Distributivgesetz an.

$\frac{\sin (x) \cdot - 1 + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin (x) (\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \sin (x)) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.2

Vereinfache.

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Schritt 8.10.2.1

Bringe $- 1$ auf die linke Seite von $\sin (x)$ .

$\frac{- 1 \cdot \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin (x) (\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \sin (x)) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.2.2

Multipliziere $\sin (x) (\ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) \sin (x))$ .

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Schritt 8.10.2.2.1

Potenziere $\sin (x)$ mit $1$ .

$\frac{- 1 \cdot \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{1} (x) \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.2.2.2

Potenziere $\sin (x)$ mit $1$ .

$\frac{- 1 \cdot \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{1} (x) \sin^{1} (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.2.2.3

Wende die Exponentenregel $a^{m} a^{n} = a^{m + n}$ an, um die Exponenten zu kombinieren.

$\frac{- 1 \cdot \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + {\sin (x)}^{1 + 1} \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.2.2.4

Addiere $1$ und $1$ .

$\frac{- 1 \cdot \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{2} (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.3

Schreibe $- 1 \sin (x)$ als $- \sin (x)$ um.

$\frac{- \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{2} (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.4

Schreibe $- \sin (x) + \sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{2} (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1$ in eine faktorisierte Form um.

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Schritt 8.10.4.1

Stelle die Terme um.

$\frac{\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{2} (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1 - \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.4.2

Klammere den größten gemeinsamen Teiler aus jeder Gruppe aus.

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Schritt 8.10.4.2.1

Gruppiere die ersten beiden Terme und die letzten beiden Terme.

$\frac{(\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) + \sin^{2} (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})) - 1 - \sin (x)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.4.2.2

Klammere den größten gemeinsamen Teiler (ggT) aus jeder Gruppe aus.

$\frac{\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) (1 + \sin (x)) - 1 (1 + \sin (x))}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.10.4.3

Faktorisiere das Polynom durch Ausklammern des größten gemeinsamen Teilers, $1 + \sin (x)$ .

$\frac{(1 + \sin (x)) (\sin (x) \ln (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)}) - 1)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.11

Vereinfache jeden Term.

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Schritt 8.11.1

Wandle von $\frac{1}{\cos (x)}$ nach $\sec (x)$ um.

$\frac{(1 + \sin (x)) (\sin (x) \ln (\sec (x) + \frac{\sin (x)}{\cos (x)}) - 1)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.11.2

Wandle von $\frac{\sin (x)}{\cos (x)}$ nach $\tan (x)$ um.

$\frac{(1 + \sin (x)) (\sin (x) \ln (\sec (x) + \tan (x)) - 1)}{\cos (x) (\frac{1}{\cos (x)} + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.12

Vereinfache jeden Term.

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Schritt 8.12.1

Wandle von $\frac{1}{\cos (x)}$ nach $\sec (x)$ um.

$\frac{(1 + \sin (x)) (\sin (x) \ln (\sec (x) + \tan (x)) - 1)}{\cos (x) (\sec (x) + \frac{\sin (x)}{\cos (x)})}$

Schritt 8.12.2

Wandle von $\frac{\sin (x)}{\cos (x)}$ nach $\tan (x)$ um.

$\frac{(1 + \sin (x)) (\sin (x) \ln (\sec (x) + \tan (x)) - 1)}{\cos (x) (\sec (x) + \tan (x))}$