Math Problem Statement
What is the answer
Solution
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Math Problem Analysis
Mathematical Concepts
Complex Numbers
Algebra
Formulas
Conjugate of a complex number: (a + bi)(a - bi) = a^2 - b^2
Difference of squares formula
Theorems
Multiplying a complex number by its conjugate removes the imaginary part from the denominator.
Suitable Grade Level
Grade 11-12 or introductory college-level mathematics