Trigonometría Ejemplos

$\sin (x) \cos (45) - \cos (x) \sin (45)$

Step 1

El valor exacto de $\cos (45)$ es $\frac{\sqrt{2}}{2}$ .

$\sin (x) \frac{\sqrt{2}}{2} - \cos (x) \sin (45)$

Step 2

Combina $\sin (x)$ y $\frac{\sqrt{2}}{2}$ .

$\frac{\sin (x) \sqrt{2}}{2} - \cos (x) \sin (45)$

Step 3

El valor exacto de $\sin (45)$ es $\frac{\sqrt{2}}{2}$ .

$\frac{\sin (x) \sqrt{2}}{2} - \cos (x) \frac{\sqrt{2}}{2}$

Step 4

Combina $\frac{\sqrt{2}}{2}$ y $\cos (x)$ .

$\frac{\sin (x) \sqrt{2}}{2} - \frac{\sqrt{2} \cos (x)}{2}$