Simplify the expression. Assume that n is a counting number.b(6n - 4)b(4n + 3)
A. b(2n - 1)
B. b(2n + 7)
C. b(10n - 1)
D. b(10n + 7)
Answer: C
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Solve the problem.Pizzicato Pizza, Inc. finds that the cost to make x pizzas (with one topping) is 
while the revenue produced from them is 
(C and R are in dollars). What is the smallest whole number of pizzas, x, that must be sold for the company to show a profit?
A. 140 B. 182 C. 40,171 D. 30,719
Solve by elimination.2x + 2y = 204x - 
y = 
A. (4, 6) B. No solution C. (-3, 6) D. (3, 7)
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 1)2 = 12(y + 3)
A. vertex: (-1, -3) focus: (-1, 0) directrix: y = -6 B. vertex: (-3, -1) focus: (-3, 2) directrix: y = -4 C. vertex: (-1, -3) focus: (-1, -6) directrix: x = 0 D. vertex: (1, 3) focus: (1, 6) directrix: y = 0
Find the part.81% of 100 animals
A. 8100 animals B. 810 animals C. 8 animals D. 81 animals