2
sin (a) + cos(2*a)
------------------
cos(a)
$$\frac{1}{\cos{\left (a \right )}} \left(\sin^{2}{\left (a \right )} + \cos{\left (2 a \right )}\right)$$
(cos(pi/2 - a)*sin(a) + cos(2*a))/sin(pi/2 + a)
Рациональный знаменатель
[src] 2
sin (a) + cos(2*a)
------------------
/ pi\
sin|a + --|
\ 2 /
$$\frac{\sin^{2}{\left (a \right )} + \cos{\left (2 a \right )}}{\sin{\left (a + \frac{\pi}{2} \right )}}$$
Объединение рациональных выражений
[src] /pi - 2*a\
cos|--------|*sin(a) + cos(2*a)
\ 2 /
-------------------------------
/pi + 2*a\
sin|--------|
\ 2 /
$$\frac{1}{\sin{\left (\frac{1}{2} \left(2 a + \pi\right) \right )}} \left(\sin{\left (a \right )} \cos{\left (\frac{1}{2} \left(- 2 a + \pi\right) \right )} + \cos{\left (2 a \right )}\right)$$
$$\cos{\left (a \right )}$$
1 cos(2*a)
- + --------
2 2
------------
cos(a)
$$\frac{\frac{1}{2} \cos{\left (2 a \right )} + \frac{1}{2}}{\cos{\left (a \right )}}$$
2
sin (a) + cos(2*a)
------------------
cos(a)
$$\frac{1}{\cos{\left (a \right )}} \left(\sin^{2}{\left (a \right )} + \cos{\left (2 a \right )}\right)$$
Тригонометрическая часть
[src]$$\cos{\left (a \right )}$$
2
sin (a) + cos(2*a)
------------------
cos(a)
$$\frac{1}{\cos{\left (a \right )}} \left(\sin^{2}{\left (a \right )} + \cos{\left (2 a \right )}\right)$$
$$\cos{\left (a \right )}$$