Simplify. Express your answer in standard form.(6a5 - 9a3) + (6a5 - 2a3) - (7a5 + 9a3)
A. -15a16
B. 5a10 - 20a6
C. -15a8
D. 5a5 - 20a3
Answer: D
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Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.y = -5
A. y-intercept: (-5, 0), m: undefined
B. y-intercept: (0, 0), m: - 
C. y-intercept: (0, 0), m: -5
D. y-intercept: (0, -5), m: 0
Solve.The population of a suburb of Phoenix was 34.6 thousand in 2001. In addition, the population has been growing at a rate of 1.1% annually. Assuming that this growth rate continued, the model 
represents the population (in thousands of people) in the year t.(a) According to the model what will be the population of this suburb in 2010?(b) According to the model, in what year will the population of the suburb be 50 thousand?
A. (a) 37.8 thousand (b) 2002 B. (a) 38.6 thousand (b) 2034 C. (a) 38.2 thousand (b) 2251 D. (a) 38.2 thousand (b) 2035
Find the length of the third side of the right triangle. Where appropriate, give both an exact answer and an approximation to three decimal places.
A. 20 B. 24 C. 25 D. 18
Write the inequality obtained by performing the indicated operation on the given inequality.Add 4 to each side of the inequality 5 + 5x < -4.
A. 9 + 5x > 0 B. 9 + 9x > 0 C. 9 + 9x < 0 D. 9 + 5x < 0