1
Q
Depending upon the answer to the discriminant from a quadratic what does it mean in term of the number of roots?
A
If b^2-4ac>0 then there are two distinct roots of the quadratic
If b^2-4ac=0 then there is only one root to quadratic
If b^2-4ac
2
Q
In a quadratic equation, depending upon the value of “a” then how is the shape of the graph determined?
A
a>0 then it’s a U shape
a
3
Q
If Y=Ax^2 + Bx then complete the square
A
Y = (X+b/2)^2 - (b/2)
4
Q
What is the discriminant?
A
b^2-4ac
