Решебник Арутюнова Ю.С. Задание N91 Высшая математика

Ready solution of the problem. The sorcerer of Arutyunov. Task number 91.

91 - 100. Given a complex number z. It is required: 1) to write the number z in algebraic and trigonometric forms; 2) find all the roots of the equation w3 + z = 0

91. z = 2√2 / (1 + i)

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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)