Chapter 2 Test Flashcards
(6 cards)
1
Q
What is the equation for the h value of a parabola?
A
x = -b/2a
2
Q
What is the equation for the k value of a parabola?
A
k = c − (b^2)(4a)
3
Q
What is the LC test?
A
If degree is even, up, up or down down. If degree is odd, down up, or up, down. Difference is in sign
4
Q
What is the remainder theorem?
A
If poly. f(x) is divided by x-k, then the remainder is r=f(k)
5
Q
What is the factor theorem?
A
A poly. f(x) has a factor (x-k) if and only if f(k) = 0
6
Q
What is the rational zero test?
A
factors of constant over factors of LC
