Graph.f(x) = 3x2 - 2x - 6
A. 
B. 
C. 
D. 
Answer: C
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Add or subtract. Simplify by combining like radical terms, if possible. Assume all variables and radicands represent nonnegative numbers.6 
- 8
+ 9 
+ 3
A. 15 
- 5
B. 15 
- 5
C. 15 
- 5
D. 10
Solve the equation by factoring.x3 + 3x2 - x - 3 = 0
A. {1, -3, 3} B. {9} C. {-3, 3} D. {-1, 1, -3}
Solve each problem.The velocity of a particle (in ft/s) is given by 
where t is the time (in seconds) for which it has traveled. Find the time at which the velocity is at a minimum.
A. 6 s B. 1 s C. 2 s D. 3 s
Solve the problem.Georgianna, the owner of Petrillo's Pizza, had start-up costs of $4500. The ingredients for each pizza cost $3.75, and she sells each pizza for $11. Georgianna has no other expenses. Express the revenue R as a function of x, where x represents the number of pizzas sold.
A. R(x) = 11x B. R(x) = 4500x C. R(x) = 14.75x D. R(x) = 3.75x