regents review Flashcards
1
Q
asymptote
A
a line that continually approaches a given curve but does not meet it at any finite distance.
2
Q
domain
A
x-values
3
Q
range
A
y-values
4
Q
perfect square trinomial
A
(b/2)^2
5
Q
revenue
A
he income that a business has from its normal business activities
6
Q
radians
A
2pi/b
7
Q
no mention of degrees
A
use radians
8
Q
amplitude
A
the height from the mean
9
Q
period
A
the length of one full cycle, frequency
10
Q
imaginary number i
A
i = sq. rt. -1 i^0=1 i^1=i i^2=-1 i^3=-i
11
Q
finding factor of polynomial
A
to find if x-a is factor, plug in x=a and if it’s zero, it is a factor
12
Q
probability of both
A
add both, subtract the “either”
13
Q
directrix
A
line above/below parabola, equal distance to focus
14
Q
focus
A
point in parabola, equal distance to directrix
15
Q
vertex for parabola formula 4p(y-k)=(x-h)^2
A
(h, k)
