Solve the problem.Add (3x - 7 + 3x3) to the sum of (6 + x2 + 6x) and 
A. 4x3 + 5x2 + 9x - 4
B. 4x3 + x2 + 13x - 1
C. 4x3 + x2 + 13x - 4
D. 5x3 + 13x - 4
Answer: C
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Add and simplify. Write the answer as a mixed number as needed.3
sec + 4
sec + 
sec
A. 8
sec
B. 592
sec
C. 10
sec
D. 10
sec
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
Solve the problem.The manager of a concert hall estimates that 500 people attend each classical concert, that 1000 people attend each jazz concert, and that 400 people attend each rock concert. In any given month, the total of the number of classical concerts and the number of jazz concerts may not exceed 9 and the number of rock concerts must be no more than 6. Furthermore there should be twice as many rock concerts as classical concerts in any given month. How many of each type of concert should there be in a month to maximize attendance?
A. 1 classical concerts, 8 jazz concerts, 2 rock concerts B. 2 classical concerts, 7 jazz concerts, 4 rock concerts C. 3 classical concerts, 6 jazz concerts, 6 rock concerts D. 0 classical concerts, 9 jazz concerts, 6 rock concerts
Solve the inequality, then graph the solution.12 < -4y + 4 ? 28
A. [2, 6)
B. [-6, -2)
C. (-6, -2]
D. (2, 6]