Roots
Further information: Quadratic equationThe roots (zeros) of the quadratic function
are the values of x for which f(x) = 0.
When the coefficients a, b, and c, are real or complex, the roots are
where the discriminant is defined as
Read more about this topic: Quadratic Function
Famous quotes containing the word roots:
“Though of erect nature, man is far above the plants. For man’s superior part, his head, is turned toward the superior part of the world, and his inferior part is turned toward the inferior world; and therefore he is perfectly disposed as to the general situation of his body. Plants have the superior part turned towards the lower world, since their roots correspond to the mouth, and their inferior parts towards the upper world.”
—Thomas Aquinas (c. 1225–1274)
“Einstein is not ... merely an artist in his moments of leisure and play, as a great statesman may play golf or a great soldier grow orchids. He retains the same attitude in the whole of his work. He traces science to its roots in emotion, which is exactly where art is also rooted.”
—Havelock Ellis (1859–1939)
“The greatest gifts you can give your children are the roots of responsibility and the wings of independence.”
—Denis Waitly. Quoted in The Winning Family, ch. 25, by Louise Hart (1987)