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Example factoring sum of squares | Imaginary and complex numbers | Precalculus | Khan Academy
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Complex Numbers - Basic Operations
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Introduction to complex numbers | Imaginary and complex numbers | Precalculus | Khan Academy
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Complex conjugates example | Imaginary and complex numbers | Precalculus | Khan Academy
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Why do Electrical Engineers use imaginary numbers in circuit analysis?
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Exponential form to find complex roots | Imaginary and complex numbers | Precalculus | Khan Academy
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Complex Numbers in 20 minutes ✅
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