Chapter 2 - Quadratics Flashcards
1
Q
What does RS stand for? (in reference to quadratics)
A
Roots and Sketch
2
Q
How many roots does b^2-4ac>0 have?
A
Two distinct real roots.
3
Q
How many roots does b^2-4ac=0 have?
A
One repeated root
4
Q
How many roots does b^2-4ac<0 have?
A
No real roots.
5
Q
What is the discriminant?
A
b^2-4ac
6
Q
What is the quadratic formula?
A
x=-b +or- sqrt b^2-4ac / 2a
7
Q
What is any square number?
A
> or equal to 0
