Solve.
= 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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For the functions f(x) and g(x), evaluate the indicated function.Find (f + g)(-4) when f(x) = x - 7 and g(x) = x - 1.
A. -16 B. -14 C. 0 D. -2
Mathematics
Complete.69 cg = 
g
A. 0.069 B. 6900 C. 69 D. 0.69
Mathematics
Use Bayes' rule to find the indicated probability.Two stores sell a certain MP3 players. Store A has 34% of the sales, 5% of which are of defective items, and store B has 66% of the sales, 1% of which are of defective items. The difference in defective rates is due to different levels of pre-sale checking of the product. A person receives a defective item of this product as a gift. What is the probability it came from store B?
A. 0.275 B. 0.22 C. 0.5667 D. 0.7083
Mathematics
Simplify.
A. x - 5
B. 
C. x + 5
D. 
Mathematics