1. a) Use the rational root theorem to find the possible rational roots of 12x^3 - 8x42 - 3x + 2 = 0.
b) List the rational roots of
12x^3 - 8x2 - 3x + 2 = 0
2. For the given function y = 3 cos(8 - 1/2) + 2 state the following (show all work):
a.) Amplitude
b.) Period
c.) Phase Shift
d.) Vertical Shift
3. Given the following options, calculate the interest compounded quarterly for six years as well as the total amount to
pay for the vehicle and the monthly payment. Then, state which vehicle you would buy and why.
OPTION 1
$24,000
2.9%
OPTION 2
$22,000
5.9%