$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$
cos(a + pi/2) + sin(a + (5*pi)/2)
Рациональный знаменатель
[src]$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$
Объединение рациональных выражений
[src] /pi + 2*a\ /2*a + 5*pi\
cos|--------| + sin|----------|
\ 2 / \ 2 /
$$\sin{\left (\frac{1}{2} \left(2 a + 5 \pi\right) \right )} + \cos{\left (\frac{1}{2} \left(2 a + \pi\right) \right )}$$
$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$
$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$
$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$
$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$
Тригонометрическая часть
[src] ___ / pi\
\/ 2 *cos|a + --|
\ 4 /$$\sqrt{2} \cos{\left (a + \frac{\pi}{4} \right )}$$
$$- \sin{\left (a \right )} + \cos{\left (a \right )}$$