Trigonometría Ejemplos

$(\sin (x + 1)) (\sin (x - 1))$

Step 1

Double negation

$\sin (x - (- 1)) \sin (x - 1)$

Step 2

Aplica la diferencia de la razón de los ángulos.

$(\sin (x) \cos (- 1) - \cos (x) \sin (- 1)) \sin (x - 1)$

Step 3

Simplifica los términos.

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Simplifica cada término.

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Evalúa $\cos (- 1)$ .

$(\sin (x) \cdot 0.5403023 - \cos (x) \sin (- 1)) \sin (x - 1)$

Mueve $0.5403023$ a la izquierda de $\sin (x)$ .

$(0.5403023 \cdot \sin (x) - \cos (x) \sin (- 1)) \sin (x - 1)$

Evalúa $\sin (- 1)$ .

$(0.5403023 \sin (x) - \cos (x) \cdot - 0.84147098) \sin (x - 1)$

Multiplica $- 0.84147098$ por $- 1$ .

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) \sin (x - 1)$

Separa la negación.

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) \sin (x - (1))$

Step 4

Aplica la diferencia de la razón de los ángulos.

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) (\sin (x) \cos (1) - \cos (x) \sin (1))$

Step 5

Simplifica cada término.

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Evalúa $\cos (1)$ .

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) (\sin (x) \cdot 0.5403023 - \cos (x) \sin (1))$

Mueve $0.5403023$ a la izquierda de $\sin (x)$ .

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) (0.5403023 \cdot \sin (x) - \cos (x) \sin (1))$

Evalúa $\sin (1)$ .

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) (0.5403023 \sin (x) - \cos (x) \cdot 0.84147098)$

Multiplica $0.84147098$ por $- 1$ .

$(0.5403023 \sin (x) + 0.84147098 \cos (x)) (0.5403023 \sin (x) - 0.84147098 \cos (x))$

Step 6

Expande $(0.5403023 \sin (x) + 0.84147098 \cos (x)) (0.5403023 \sin (x) - 0.84147098 \cos (x))$ con el método PEIU (primero, exterior, interior, ultimo).

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Aplica la propiedad distributiva.

$0.5403023 \sin (x) (0.5403023 \sin (x) - 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x) - 0.84147098 \cos (x))$

Aplica la propiedad distributiva.

$0.5403023 \sin (x) (0.5403023 \sin (x)) + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x) - 0.84147098 \cos (x))$

Aplica la propiedad distributiva.

$0.5403023 \sin (x) (0.5403023 \sin (x)) + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Step 7

Simplifica y combina los términos similares.

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Simplifica cada término.

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Multiplica $0.5403023 \sin (x) (0.5403023 \sin (x))$ .

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Multiplica $0.5403023$ por $0.5403023$ .

$0.29192658 \sin (x) \sin (x) + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Eleva $\sin (x)$ a la potencia de $1$ .

$0.29192658 (\sin^{1} (x) \sin (x)) + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Eleva $\sin (x)$ a la potencia de $1$ .

$0.29192658 (\sin^{1} (x) \sin^{1} (x)) + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

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

$0.29192658 {\sin (x)}^{1 + 1} + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Suma $1$ y $1$ .

$0.29192658 \sin^{2} (x) + 0.5403023 \sin (x) (- 0.84147098 \cos (x)) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Multiplica $- 0.84147098$ por $0.5403023$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.84147098 \cos (x) (0.5403023 \sin (x)) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Multiplica $0.5403023$ por $0.84147098$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.45464871 \cos (x) \sin (x) + 0.84147098 \cos (x) (- 0.84147098 \cos (x))$

Multiplica $0.84147098 \cos (x) (- 0.84147098 \cos (x))$ .

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Multiplica $- 0.84147098$ por $0.84147098$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.45464871 \cos (x) \sin (x) - 0.70807341 \cos (x) \cos (x)$

Eleva $\cos (x)$ a la potencia de $1$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.45464871 \cos (x) \sin (x) - 0.70807341 (\cos^{1} (x) \cos (x))$

Eleva $\cos (x)$ a la potencia de $1$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.45464871 \cos (x) \sin (x) - 0.70807341 (\cos^{1} (x) \cos^{1} (x))$

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

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.45464871 \cos (x) \sin (x) - 0.70807341 {\cos (x)}^{1 + 1}$

Suma $1$ y $1$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \sin (x) \cos (x) + 0.45464871 \cos (x) \sin (x) - 0.70807341 \cos^{2} (x)$

Reordena los factores de $- 0.45464871 \sin (x) \cos (x)$ .

$0.29192658 \sin^{2} (x) - 0.45464871 \cos (x) \sin (x) + 0.45464871 \cos (x) \sin (x) - 0.70807341 \cos^{2} (x)$

Suma $- 0.45464871 \cos (x) \sin (x)$ y $0.45464871 \cos (x) \sin (x)$ .

$0.29192658 \sin^{2} (x) + 0 \cos (x) \sin (x) - 0.70807341 \cos^{2} (x)$

Step 8

Simplifica cada término.

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Multiplica $0$ por $\cos (x)$ .

$0.29192658 \sin^{2} (x) + 0 \sin (x) - 0.70807341 \cos^{2} (x)$

Multiplica $0$ por $\sin (x)$ .

$0.29192658 \sin^{2} (x) + 0 - 0.70807341 \cos^{2} (x)$

Step 9

Suma $0.29192658 \sin^{2} (x)$ y $0$ .

$0.29192658 \sin^{2} (x) - 0.70807341 \cos^{2} (x)$