EntityQ5156572· pop 7· linked from 6 articlescomplex conjugate root theoremSign in to savetheorem that complex roots of a real polynomial come in conjugate pairsConnectionscomplex numberEntityparityEntitycomplex conjugateEntitymultiplicityEntitymathematicsEntityInternational Standard Book NumberEntityreal numberEntitymathematical proofEntitymatrixEntitypolynomialEntitycoefficientEntityfundamental theorem of algebraEntityeigenvectors and eigenvaluesEntitylemmaEntityzero of a functionEntitysquare matrixEntityintermediate value theoremEntitycorollaryEntityorthogonal matrixEntityquadratic functionEntityCategoriesTheorems about polynomialsTheorems in complex analysis