Задание
Распредели элементы
Реши уравнение \({\cos \left(x+\dfrac{\pi}{3}\right)= -\dfrac{\sqrt2}{2}}\) .
Ответ:
- \(2\pi k\)
- \(\dfrac{11\pi}{12}\)
- \(\dfrac{5\pi}{6}\)
- \(\dfrac{5\pi}{12}\)
- \(3\pi k\)
- \(\dfrac{\pi}{12}\)
- \(\pi n\)
- \(2\pi n\)
[ ] \(+\) [ ], \(n\in\Z;\)
[ ] \(+\) [ ], \(k\in\Z.\)