Perform the matrix multiplication.Let A = 
and B = 
. Find AB.
A. 
B. 
C. 
D. 
Answer: B
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Make the indicated temperature conversion. Round answers to one decimal place if necessary.Andrea's sleeping bag is designed for camping in temperatures of -2°C or warmer. For what Fahrenheit temperatures is her sleeping bag designed?
A. 28.4° F or warmer B. 54.0° F or warmer C. -33.1° F or warmer D. -18.9° F or warmer
Use the vertical line test to determine whether the curve is the graph of a function of x.
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Determine the largest open intervals of the domain over which the function is increasing, decreasing, and constant.
A. Increasing (-?, 0); Decreasing (0, ?) B. Increasing (0, ?); Decreasing (-?, 0) C. Increasing (-?, 0); Decreasing (0, -?) D. Increasing (-?, 0); Decreasing (-?, 0)
Provide an appropriate response.The payoff table for three possible courses of action A1, A2, and A3 is given below.pi?A1xi?A2xi?A3xi?.3$70$40$50.2$100$120$110.1$160$140$90.4$80$140$160Which course of action will produce the largest expected value? What is it?
What will be an ideal response?