Evaluate the determinant.

A. -25
B. -20
C. -70
D. 25


Answer: D

Mathematics

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Determine the order of integration and then evaluate the integral.

A.  tan-1 81 - 1 ln 6562
B. 81 tan-1 81 -  ln 6562
C. 81 tan-1 81 - 1 ln 6562
D.  tan-1 81 -  ln 6562

Mathematics

Determine whether the statement is true or false. < 10

A. True B. False

Mathematics

Solve the problem involving related quantities.A 7-ft. board is cut into 2 pieces so that one piece is 3 feet longer than 3 times the shorter piece. Find the lengths of both pieces.

A. shorter piece: 18 ft; longer piece: 21 ft B. shorter piece: 3.5 ft; longer piece: 21 ft C. shorter piece: 9 ft; longer piece: 24 ft D. shorter piece: 1 ft; longer piece: 6 ft

Mathematics

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

Mathematics