why does complex roots appear in conjugate form
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When a polynomial does not contain non-real coefficients, it does not change when we replace by . However, if it has complex roots, those roots would change. This means that taking the conjugate of the roots must result in the same set — hence, the roots must come in conjugate pairs
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3
Answer:
When a polynomial does not contain non-real coefficients, it does not change when we replace by . However, if it has complex roots, those roots would change. This means that taking the conjugate of the roots must result in the same set — hence, the roots must come in conjugate pairs.
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