10.3.25 Operations with Complex Numbers
Condition: shake the area in the plane \ (z, \ quad \) determined by inequalities in the figure. The boundaries of the region to her belonging to her with continuous lines that do not belong to the ceiling. \ [\ begin {array} {l} 0 \ leq | z+\ sqrt {2} |-| z- \ sqrt {2} | \ leq 2 \\ | z+\ sqrt {3} |+| z- \ sqrt {3} | <4 \ end {array} \]
Operations with Complex Numbers, Their Algebraic, Trigonometric and Exponential Forms. Derivatives of Functions, Finding Complex Roots of Polynomials, Solving Equations in Complex Numbers.