Classify the polynomial as a monomial, binomial, trinomial, or none of these.
x3 + 
x2 - x
A. none of these
B. trinomial
C. binomial
D. monomial
Answer: B
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Factor completely.16 + 8x + x2
A. (x - 4)2 B. (x + 4)2 C. (x + 4)(x - 4) D. Prime
Graph.9x2 + 6y2 = 18 
A. 
B. 
C. 
D. 
Find an equation of the line representing the given data. Write the equation in slope-intercept form, unless otherwise indicated.A house was purchased for $89,000. After 9 years the value of the house was 
Let y be the value in x years.
A. y = 9x + 89,000 B. y = 6000x C. y = 6000x + 89,000 D. y = 143,000
Use Bayes' rule to find the indicated probability.Quality Motors has three plants. Plant 1 produces 35% of the car output, plant 2 produces 20% and plant 3 produces the remaining 45%. One percent of the output of plant 1 is defective, 1.8% of the output of plant 2 is defective and 2% of the output of plant 3 is defective. The annual total production of Quality Motors is 1,000,000 cars. A car chosen at random from the annual output and is found defection. What is the probability that it came from plant 2?
A. 0.35 B. 0.559 C. 0.224 D. 0.217