Khan Academy Static

You may already have noticed that quadratic equations always have a solution when including complex number solutions. It turns out this is true for any polynomial equation, of any degree! Learn about this and more, right here.

3491_The_Fundamental_theorem_of_Algebra.html

3492_Quadratics_the_Fundamental_Theorem_of_Algebra_.html

3493_Number_of_possible_real_roots_of_a_polynomial.html