Use the order of operations to evaluate the expression.7 + 92 - (-2) ? 7
A. 602
B. 74
C. 102
D. 189
Answer: C
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Solve the problem.The figure shown here shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is 8 units long. Express the area A of the rectangle in terms of x.
A. A(x) = 2x(x - 4) B. A(x) = 2x2 C. A(x) = 2x(4 - x) D. A(x) = x(4 - x)
Perform the given operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} (U represents the universal set).
?
?
Enter your answer using set notation.
What will be an ideal response?
Simplify the expression.
A. 35
B. 
C. 
D. 
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