Use the change of base formula to approximate the expression to four decimal places.log53
A. 1.1761
B. 0.6826
C. -0.2218
D. 1.4650
Answer: B
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Solve the problem.Find two consecutive integers whose product is 20.
A. -4, -5 B. 4, 5 C. 4, -5 D. 4, 5 or -4, -5
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
Use the regression feature of a graphing utility to find a linear model for the data. Let t represent the year, with t = 9 corresponding to 1999. Use the model to predict the average lengths of cellular phone calls for the year 2010. Round your answer to two decimal places.
The average lengths L of cellular phone calls in minutes from 1999 to 2004 are
shown in the table below.
A) 7.52 minutes
B) 2.76 minutes
C) 4.76 minutes
D) 1.88 minutes
E) 3.76 minutes
In the previous problem, the integral converges at 
to the value
Select the correct answer.
?
A. 0 B. 1 C. 2 D. 3 E. 4