What is a quadratic equation? A Quadratic equation is a statement
... A number, α is a root of a quadratic equation if and only if P ( α ) = 0. What is the difference between the term ‘root’ and ‘zero’? The term ‘root’ is for equations while the term ‘zero’ is for a polynomial. We say α is a root of a polynomial equation P ( x ) = 0. We say α is a zero of the polynomi ...
... A number, α is a root of a quadratic equation if and only if P ( α ) = 0. What is the difference between the term ‘root’ and ‘zero’? The term ‘root’ is for equations while the term ‘zero’ is for a polynomial. We say α is a root of a polynomial equation P ( x ) = 0. We say α is a zero of the polynomi ...