Solve.- 
x2 + 
x + 3 = -12
A. -6, 5
B. 6, 5
C. -6, -5
D. 6, -5
Answer: D
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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
Solve the problem.Ignoring friction, the time , t (in seconds), required for a block to slide down an inclined plane is given by the formula 
where b is the length of the base in feet and 
per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with a base of 12 feet at an angle of 
Round your answer to three decimal places.
A. 1.252 sec B. 7.104 sec C. 0.361 sec D. 0.885 sec
Translate the graph to an inequality using the variable x.
A. x < -2 B. x ? -2 C. x > -2 D. x ? -2
Determine which ordered pair is a solution of the system.
?
?
A. (3, -1) B. (4, -6) C. (-4, -6) D. (-6, -4) E. (-1, -3)