Simplify the complex fraction.
A. x + 9
B. -(x - 9)
C. -(x + 9)
D. 9x(x + 9)
Answer: C
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Solve the problem.The graph of the equation y = a sin bx is shown, where b is a positive constant. Estimate the value of b.
A. 0.5 B. -4 C. -8 D. 0.25
Determine independence. Answer Yes or No.The table shows the political affiliation of voters in one city and their positions on stronger gun control laws. ?Stronger Gun Control 
Are party affiliation and position on gun control laws independent?
A. Yes B. No
Fill in each blank with one of the words or phrases listed below. Some choices may be used more than once and some may not be used at all.
The process of solving a quadratic equation by writing it in the form 
is called 
.
A. completing the square B. vertex C. quadratic D. square root
Solve using the elimination method. Use a graphing calculator to check your answer. x + 6y = 33 5x + 5y = 40
A. (3, 5) B. (-3, 6) C. (2, 6) D. No solution