Unit 1
Horizontal Asymptote: Yes or No?
h(x) = ((5x^3) - (2x^2) - 1) / ((x^4) - 6)
If yes, Equation:
Yes, y=0
What is the degree of the polynomial?
f(x) = (3x^4) - (4x^3) + (5x^7) - (2x^2)
7
What is the period of y=sin(x)?
2pi
Does Ms. Rowlett like math?
ofc
Which Unit of AP Precalculus is not on the test?
Unit 4
What is the domain of a function?
All possible x-values that define the function.
Factor: x^2 - 9
(x-3)(x+3)
Simplify: sin^2(x) + cos^2(x)
1
What is Ms. Spencer's favorite color?
blue
Math or English
Math, duh! But reading is fundamental
Write the rational function with the following properties:
The graph of f has a hole at x=2, and vertical asymptotes at x=3 and x=-5.
(x-2) / ((x-2) (x-3) (x+5))
What is the end behavior of a polynomial with a positive leading coefficient and odd degree?
As x-> infinity, f(x) -> infinity; as x-> -infinity, f(x) -> -infinity
Rewrite tan(x) using sine and cosine:
What is Ms Rowlett's Tattoo? (left forearm inside)
lady with an elephant
What is the target score for the AP exam?
5
Write the inverse of f(x) = 2x + 5.
f^-1(x) = (x-5)/2
How do you find the multiplicity of a root?
Check how many ties a factor is repeated in the factorized form.
Find the phase shift of y = cos(x - pi/3)
Phase shift is pi/3 units to the right.
How tall is Ms. Rowlett?
not very
When is the AP Precal exam?
May 12
Solve the Inequality:
((x-1)(x+6)) / (x+2) <= 0
(-infinity, -6) u (-2,1)
Let (a sub n) be an arethmetic sequence where (a sub 3) = 5 and (a sub 9) = 14. what is the value of (a sub 12)?
18.5
What is the amplitude and period of y = 4sin(2x)?
What month is Ms. Rowlett's birthday?
December
What number of points are we aiming for as a class on the AP exam?
at least 30 out of 44