Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.
A. (1, 18)
B. (-1, 9)
C. (1, -9)
D. (-1, -9)
Answer: C
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Find the GCF of the list of integers.33, 55
A. 11 B. 15 C. 10 D. 165
Factor the sum or difference of two cubes completely.729y3z - z
A. z(9y + 1)(81y2 - 9y + 1) B. z(9y - 1)(81y2 + 1) C. z(729y - 1)(y2 + 9y + 1) D. z(9y - 1)(81y2 + 9y + 1)
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.11.91 L = ____ gal
A. 45.0 gal B. 11.3 gal C. 12.6 gal D. 3.1 gal
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