Find the vertex of the parabola.y = 3x2 + 30x + 73
A. (2, 5)
B. (-5, -2)
C. (5, 2)
D. (-2, -5)
Answer: B
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Solve the problem.The volume V of a box with a square bottom is 
If its height is x, find the area of the bottom.
A. 8x3 + 17x2 + x
B. 8x4 + 17x3 + 2x2
C. 8x2 + 17x + 2
D. 8x + 17 + 
Determine whether or not the function is one-to-one.f(x) = 7x2 - 1
A. Yes B. No
Solve the problem.A landscaping company sells 40-pound bags of top soil. The actual weight x of a bag, however, may differ from the advertised weight by as much as 0.75 pound. Write an inequality involving absolute value that expresses the relationship between the actual weight x of a bag and 40 pounds. Over what range may the weight of a 40-pound bag of to soil vary?
What will be an ideal response?
Find the product.(-4x4y)(-9x6y2)
A. -13x10y2 B. 36x24y2 C. 36x10y3 D. -36x10y2