Find the value(s) of the variable for which the rational expression is undefined.
A. 
B. - 
C. - 
D. 
Answer: D
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Find the standard deviation for each data set. Round to one more place than the data.15, 42, 53, 7, 9, 12, 14, 28, 47
A. 16.6 B. 17.8 C. 15.8 D. 29.1
Perform the requested evaluation.Given f(x) = (x - 9)2, find f(8).
A. 289 B. -1 C. -2 D. 1
Find the equation in standard form of the parabola described.The vertex has coordinates (2, 4), and the focus has coordinates (5, 4).
A. (x - 4)2 = 4(y - 4) B. (y - 4)2 = -12(x - 2) C. (y - 4)2 = 12(x - 2) D. (x - 4)2 = -4(y - 4)
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?