Author Jacqueline Susann[?] has her first novel, Valley of the Dolls[?] published. From a friend, she obtained a list of the bookstores upon which the New York Times relied for sales figures to determine its bestseller list. Ms. Susann then used her own money to buy large quantities of her own book at these selected stores resulting in her novel going to #1 on the "Times" bestseller list. Valley of the Dolls is the second best selling novel of all time.
... term b2 – 4ac is called the discriminant of the quadratic equation, because it discriminates between three qualitatively different cases:
If the ...