Cálculo Ejemplos

$y = \sin (\tan (\sqrt{1 + x^{3}}))$

Paso 1

Usa $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ para reescribir $\sqrt{1 + x^{3}}$ como ${(1 + x^{3})}^{\frac{1}{2}}$ .

$\frac{d}{d x} [\sin (\tan ({(1 + x^{3})}^{\frac{1}{2}}))]$

Paso 2

Diferencia con la regla de la cadena, que establece que $\frac{d}{d x} [f (g (x))]$ es $f' (g (x)) g' (x)$ donde $f (x) = \sin (x)$ y $g (x) = \tan ({(1 + x^{3})}^{\frac{1}{2}})$ .

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Paso 2.1

Para aplicar la regla de la cadena, establece $u_{1}$ como $\tan ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{d}{d u_{1}} [\sin (u_{1})] \frac{d}{d x} [\tan ({(1 + x^{3})}^{\frac{1}{2}})]$

Paso 2.2

La derivada de $\sin (u_{1})$ con respecto a $u_{1}$ es $\cos (u_{1})$ .

$\cos (u_{1}) \frac{d}{d x} [\tan ({(1 + x^{3})}^{\frac{1}{2}})]$

Paso 2.3

Reemplaza todos los casos de $u_{1}$ con $\tan ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \frac{d}{d x} [\tan ({(1 + x^{3})}^{\frac{1}{2}})]$

Paso 3

Diferencia con la regla de la cadena, que establece que $\frac{d}{d x} [f (g (x))]$ es $f' (g (x)) g' (x)$ donde $f (x) = \tan (x)$ y $g (x) = {(1 + x^{3})}^{\frac{1}{2}}$ .

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Paso 3.1

Para aplicar la regla de la cadena, establece $u_{2}$ como ${(1 + x^{3})}^{\frac{1}{2}}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (\frac{d}{d u_{2}} [\tan (u_{2})] \frac{d}{d x} [{(1 + x^{3})}^{\frac{1}{2}}])$

Paso 3.2

La derivada de $\tan (u_{2})$ con respecto a $u_{2}$ es $\sec^{2} (u_{2})$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (\sec^{2} (u_{2}) \frac{d}{d x} [{(1 + x^{3})}^{\frac{1}{2}}])$

Paso 3.3

Reemplaza todos los casos de $u_{2}$ con ${(1 + x^{3})}^{\frac{1}{2}}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (\sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) \frac{d}{d x} [{(1 + x^{3})}^{\frac{1}{2}}])$

Paso 4

Diferencia con la regla de la cadena, que establece que $\frac{d}{d x} [f (g (x))]$ es $f' (g (x)) g' (x)$ donde $f (x) = x^{\frac{1}{2}}$ y $g (x) = 1 + x^{3}$ .

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Paso 4.1

Para aplicar la regla de la cadena, establece $u_{3}$ como $1 + x^{3}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{d}{d u_{3}} [{u_{3}}^{\frac{1}{2}}] \frac{d}{d x} [1 + x^{3}])$

Paso 4.2

Diferencia con la regla de la potencia, que establece que $\frac{d}{d u_{3}} [{u_{3}}^{n}]$ es $n {u_{3}}^{n - 1}$ donde $n = \frac{1}{2}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {u_{3}}^{\frac{1}{2} - 1} \frac{d}{d x} [1 + x^{3}])$

Paso 4.3

Reemplaza todos los casos de $u_{3}$ con $1 + x^{3}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{\frac{1}{2} - 1} \frac{d}{d x} [1 + x^{3}])$

Paso 5

Para escribir $- 1$ como una fracción con un denominador común, multiplica por $\frac{2}{2}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{\frac{1}{2} - 1 \cdot \frac{2}{2}} \frac{d}{d x} [1 + x^{3}])$

Paso 6

Combina $- 1$ y $\frac{2}{2}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{\frac{1}{2} + \frac{- 1 \cdot 2}{2}} \frac{d}{d x} [1 + x^{3}])$

Paso 7

Combina los numeradores sobre el denominador común.

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{\frac{1 - 1 \cdot 2}{2}} \frac{d}{d x} [1 + x^{3}])$

Paso 8

Simplifica el numerador.

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Paso 8.1

Multiplica $- 1$ por $2$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{\frac{1 - 2}{2}} \frac{d}{d x} [1 + x^{3}])$

Paso 8.2

Resta $2$ de $1$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{\frac{- 1}{2}} \frac{d}{d x} [1 + x^{3}])$

Paso 9

Combina fracciones.

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Paso 9.1

Mueve el negativo al frente de la fracción.

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2} {(1 + x^{3})}^{- \frac{1}{2}} \frac{d}{d x} [1 + x^{3}])$

Paso 9.2

Combina $\frac{1}{2}$ y ${(1 + x^{3})}^{- \frac{1}{2}}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{{(1 + x^{3})}^{- \frac{1}{2}}}{2} \frac{d}{d x} [1 + x^{3}])$

Paso 9.3

Mueve ${(1 + x^{3})}^{- \frac{1}{2}}$ al denominador mediante la regla del exponente negativo $b^{- n} = \frac{1}{b^{n}}$ .

$\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (\frac{1}{2 {(1 + x^{3})}^{\frac{1}{2}}} \frac{d}{d x} [1 + x^{3}])$

Paso 9.4

Combina $\frac{1}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ y $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) \frac{d}{d x} [1 + x^{3}]$

Paso 9.5

Combina $\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ y $\sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} \frac{d}{d x} [1 + x^{3}]$

Paso 10

Según la regla de la suma, la derivada de $1 + x^{3}$ con respecto a $x$ es $\frac{d}{d x} [1] + \frac{d}{d x} [x^{3}]$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (\frac{d}{d x} [1] + \frac{d}{d x} [x^{3}])$

Paso 11

Como $1$ es constante con respecto a $x$ , la derivada de $1$ con respecto a $x$ es $0$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (0 + \frac{d}{d x} [x^{3}])$

Paso 12

Suma $0$ y $\frac{d}{d x} [x^{3}]$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} \frac{d}{d x} [x^{3}]$

Paso 13

Diferencia con la regla de la potencia, que establece que $\frac{d}{d x} [x^{n}]$ es $n x^{n - 1}$ donde $n = 3$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (3 x^{2})$

Paso 14

Combina fracciones.

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Paso 14.1

Combina $3$ y $\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ .

$\frac{3 (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}} x^{2}$

Paso 14.2

Combina $\frac{3 (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ y $x^{2}$ .

$\frac{3 (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})) x^{2}}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15

Simplifica.

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Paso 15.1

Reordena los términos.

$\frac{3 x^{2} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}) \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2

Simplifica el numerador.

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Paso 15.2.1

Reescribe $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ en términos de senos y cosenos.

$\frac{3 x^{2} {(\frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})}^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2.2

Aplica la regla del producto a $\frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$ .

$\frac{3 x^{2} \frac{1^{2}}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2.3

Uno elevado a cualquier potencia es uno.

$\frac{3 x^{2} \frac{1}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2.4

Combina exponentes.

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Paso 15.2.4.1

Combina $3$ y $\frac{1}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})}$ .

$\frac{x^{2} \frac{3}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2.4.2

Combina $x^{2}$ y $\frac{3}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})}$ .

$\frac{\frac{x^{2} \cdot 3}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2.4.3

Combina $\frac{x^{2} \cdot 3}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})}$ y $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ .

$\frac{\frac{x^{2} \cdot 3 \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})}}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.2.5

Mueve $3$ a la izquierda de $x^{2}$ .

$\frac{\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})}}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.3

Multiplica el numerador por la recíproca del denominador.

$\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})} \cdot \frac{1}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.4

Combinar.

$\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \cdot 1}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (2 {(1 + x^{3})}^{\frac{1}{2}})}$

Paso 15.5

Multiplica $3$ por $1$ .

$\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}}) (2 {(1 + x^{3})}^{\frac{1}{2}})}$

Paso 15.6

Mueve $2$ a la izquierda de $\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 \cdot \cos^{2} ({(1 + x^{3})}^{\frac{1}{2}}) {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.7

Factoriza $\cos ({(1 + x^{3})}^{\frac{1}{2}})$ de $\cos^{2} ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{2 (\cos ({(1 + x^{3})}^{\frac{1}{2}}) \cos ({(1 + x^{3})}^{\frac{1}{2}})) {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.8

Separa las fracciones.

$\frac{3 x^{2}}{2 (\cos ({(1 + x^{3})}^{\frac{1}{2}})) {(1 + x^{3})}^{\frac{1}{2}}} \cdot \frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$

Paso 15.9

Reescribe $\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$ como un producto.

$\frac{3 x^{2}}{2 (\cos ({(1 + x^{3})}^{\frac{1}{2}})) {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})$

Paso 15.10

Escribe $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ como una fracción con el denominador $1$ .

$\frac{3 x^{2}}{2 (\cos ({(1 + x^{3})}^{\frac{1}{2}})) {(1 + x^{3})}^{\frac{1}{2}}} (\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{1} \cdot \frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})$

Paso 15.11

Simplifica.

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Paso 15.11.1

Divide $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ por $1$ .

$\frac{3 x^{2}}{2 (\cos ({(1 + x^{3})}^{\frac{1}{2}})) {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})$

Paso 15.11.2

Convierte de $\frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$ a $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{3 x^{2}}{2 (\cos ({(1 + x^{3})}^{\frac{1}{2}})) {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec ({(1 + x^{3})}^{\frac{1}{2}}))$

Paso 15.12

Multiplica $\frac{3 x^{2}}{2 \cos ({(1 + x^{3})}^{\frac{1}{2}}) {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec ({(1 + x^{3})}^{\frac{1}{2}}))$ .

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Paso 15.12.1

Combina $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ y $\frac{3 x^{2}}{2 \cos ({(1 + x^{3})}^{\frac{1}{2}}) {(1 + x^{3})}^{\frac{1}{2}}}$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2})}{2 \cos ({(1 + x^{3})}^{\frac{1}{2}}) {(1 + x^{3})}^{\frac{1}{2}}} \sec ({(1 + x^{3})}^{\frac{1}{2}})$

Paso 15.12.2

Combina $\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2})}{2 \cos ({(1 + x^{3})}^{\frac{1}{2}}) {(1 + x^{3})}^{\frac{1}{2}}}$ y $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 \cos ({(1 + x^{3})}^{\frac{1}{2}}) {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.13

Separa las fracciones.

$\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} \cdot \frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$

Paso 15.14

Reescribe $\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$ como un producto.

$\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})$

Paso 15.15

Escribe $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ como una fracción con el denominador $1$ .

$\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))}{1} \cdot \frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})$

Paso 15.16

Simplifica.

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Paso 15.16.1

Divide $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ por $1$ .

$\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})})$

Paso 15.16.2

Convierte de $\frac{1}{\cos ({(1 + x^{3})}^{\frac{1}{2}})}$ a $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec ({(1 + x^{3})}^{\frac{1}{2}}))$

Paso 15.17

Multiplica $\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}} (\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec ({(1 + x^{3})}^{\frac{1}{2}}))$ .

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Paso 15.17.1

Combina $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ y $\frac{(3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) ((3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}} \sec ({(1 + x^{3})}^{\frac{1}{2}})$

Paso 15.17.2

Combina $\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) ((3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ y $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) ((3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.17.3

Eleva $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ a la potencia de $1$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} (\sec^{1} ({(1 + x^{3})}^{\frac{1}{2}}) \sec ({(1 + x^{3})}^{\frac{1}{2}})))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.17.4

Eleva $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ a la potencia de $1$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} (\sec^{1} ({(1 + x^{3})}^{\frac{1}{2}}) \sec^{1} ({(1 + x^{3})}^{\frac{1}{2}})))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.17.5

Usa la regla de la potencia $a^{m} a^{n} = a^{m + n}$ para combinar exponentes.

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} {\sec ({(1 + x^{3})}^{\frac{1}{2}})}^{1 + 1})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.17.6

Suma $1$ y $1$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.18

Simplifica el numerador.

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Paso 15.18.1

Reescribe.

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) ((3 x^{2}) \sec ({(1 + x^{3})}^{\frac{1}{2}})) \sec ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.18.2

Eleva $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ a la potencia de $1$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} (\sec^{1} ({(1 + x^{3})}^{\frac{1}{2}}) \sec ({(1 + x^{3})}^{\frac{1}{2}})))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.18.3

Eleva $\sec ({(1 + x^{3})}^{\frac{1}{2}})$ a la potencia de $1$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} (\sec^{1} ({(1 + x^{3})}^{\frac{1}{2}}) \sec^{1} ({(1 + x^{3})}^{\frac{1}{2}})))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.18.4

Usa la regla de la potencia $a^{m} a^{n} = a^{m + n}$ para combinar exponentes.

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} {\sec ({(1 + x^{3})}^{\frac{1}{2}})}^{1 + 1})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.18.5

Suma $1$ y $1$ .

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) (3 x^{2} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}}))}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.18.6

Elimina los paréntesis innecesarios.

$\frac{\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \cdot 3 x^{2} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.19

Mueve $3$ a la izquierda de $\cos (\tan ({(1 + x^{3})}^{\frac{1}{2}}))$ .

$\frac{3 \cdot \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) x^{2} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$

Paso 15.20

Reordena los factores en $\frac{3 \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) x^{2} \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$ .

$\frac{3 x^{2} \cos (\tan ({(1 + x^{3})}^{\frac{1}{2}})) \sec^{2} ({(1 + x^{3})}^{\frac{1}{2}})}{2 {(1 + x^{3})}^{\frac{1}{2}}}$