Simplify. Express the answer using positive exponents.x ? x-6
A. x5
B. 
C. 
D. x7
Answer: C
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Find the extreme values of the function subject to the given constraint.
A. Maximum: 81 at 
minimum: 9 at 
B. Maximum: 77 at 
minimum: 13 at 
C. Maximum: 49 at 
minimum: 41 at 
D. Maximum: 77 at 
minimum: 13 at 
Determine convergence or divergence of the series.
A. Converges B. Diverges
Factor by grouping.15x6 + 6x3 - 20x3 - 8
A. (3x3 + 4)(5x3 - 2) B. (3x6 - 4)(5x + 2) C. (3x3 - 4)(5x3 + 2) D. (15x3 + 4)(x3 - 2)
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