Perform the indicated operation.3x3 - 9x2 - 8x + 2 - (7x3 + 4x2 - 5x + 9)
A. -4x3 - 13x2 - 3x - 7
B. -4x3 - 5x2 - 13x + 11
C. 10x3 - 5x2 - 13x + 11
D. 10x3 - 5x2 - 13x - 7
Answer: A
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Find y in terms of x.
= 
+ x, x > 0, curve passes through (2, 3)
A. y = 
+ 
B. y = - 
+ 
+ 
C. y = - 
+ 
D. y = 
+ 
+ 
Find the function represented by the power series. 
A. - 
B. 
C. - 
D. 
Multiply:
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