Find the zeros of the function. Give approximate solutions rounded to three decimal places when necessary.f(x) = 4x2 - x + 3
A. 0.125 ± 0.857
B. 0.125 ± 1.714i
C. 0.125 ± 1.714
D. 0.125 ± 0.857i
Answer: D
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Solve the problem.The population of a small town is given by the table.
If the population is modeled by p(t) = at2 + b where t is in years and 
corresponds to the year 1980 and 
corresponds the year 1990, find a.
A. 30 B. 15 C. 26 D. 13
Solve the equation by factoring.3x2 + 12x - 15 = 0
A. {- 1, - 5} B. {1, - 5} C. {1, 5} D. {- 1, 5}
Find the vertices and locate the foci for the hyperbola whose equation is given.
- 
= 1
A. vertices: (0, -8), (0, 8)
foci: (- 4
, 0), (4
, 0)
B. vertices: (-8, 0), (8, 0)
foci: (-4, 0), (4, 0)
C. vertices: (-4, 0), (4, 0)
foci: (- 4
, 0), (4
, 0)
D. vertices: (-8, 0), (8, 0)
foci: (- 4
, 0), (4
, 0)
Jane needs $30,000 to buy another new car in eight years. How much should she deposit at the end of each half year into an account that earns 4% interest compounded semiannually?
A. $1663.37 B. $1263.36 C. $160.95 D. $1609.50 E. none of these