Math Problem Statement
次の方程式を満たす実数 x の値を求めよ。iは虚数とする。 (1) (2 + i)x2 + x − 1 − i = 0
Solution
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Math Problem Analysis
Mathematical Concepts
Complex Numbers
Quadratic Equations
Discriminant
Formulas
Quadratic equation solution formula
Theorems
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Suitable Grade Level
Advanced High School