Find the product.(x + 1)(3x + 6)
A. x2 + 9x + 9
B. 3x2 + 6x + 9
C. 3x2 + 9x + 6
D. 3x2 + 8x + 6
Answer: C
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Solve the problem.The number of visitors for the first three to four years to a tourist attraction can be approximated by 
where x is the number of months after opening for the first time. Find the number of visitors 4 months after opening.
A. 70 B. 90 C. 52 D. 54
Find the x-intercepts of the graph of each equation.y = 8x2 - 47x - 6
A. (-8, 0), (6, 0)
B. 
, (6, 0)
C. 
, (8, 0)
D. 
, 
Solve the problem. Round to the nearest tenth, if necessary.If an object is thrown upward with an initial velocity of 
, its height after t sec is given by 
. Find the maximum height attained by the object. (The object will attain maximum height exactly at the halfway point in terms of the time t, where t = 0 is at the beginning of the object's flight, and the final time is when the object hits the ground.)
A. 100 ft B. 64 ft C. 80 ft D. 84 ft
Solve the problem.A ball is thrown upward from the surface of the earth with an initial velocity of 32 feet per second. What is the maximum height it reaches?
A. 64 ft B. 96 ft C. 16 ft D. 40 ft