10.3.27 Operations with Complex Numbers
Condition: Complex numbers \ (z_ {1}, z_ {2} \) are given. Find: \ (z_ {1}+z_ {2}, z_ {1} -z_ {2}, z_ {1} \ cdot z_ {2}, z_ {1} / z_ {2} \). \ [z_ {1} = 2-3 i, \ quad z_ {2} = 5-4 i \]
Operations with Complex Numbers, Their Algebraic, Trigonometric and Exponential Forms. Derivatives of Functions, Finding Complex Roots of Polynomials, Solving Equations in Complex Numbers.