Выполни задание

Запиши в тригонометрической форме комплексные числа:

1. \(-8\) ;

2. \(7i\) ;

3. \(3\sqrt{2}-3\sqrt{2}i\) ;

4. \(\dfrac{5-i}{1+i}\) .

Ответ:

1. [ ] \(\cdot\,(\cos (\) [ ] \()+i\cdot \sin (\) [ ] \())\) ;

2. [ ] \(\cdot\,(\cos (\) [ ] \()+i\cdot \sin (\) [ ] \())\) ;

3. [ ] \(\cdot\,(\cos (\) [ ] \()+i\cdot \sin (\) [ ] \())\) ;

4. [ ] \(\cdot\,(\cos (\) [ ] \()+i\cdot \sin(\) [ ] \())\) .