Solve the equation.n2 - 196 = 0
A. {14}
B. {0, 14}
C. {-14, 14}
D. {-14}
Answer: C
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Find the limit.
A. 0 B. ? C. -? D. -1
Graph the decimal on a number line.-15.012
A. 
B. 
C. 
D. 
The price of a certain commodity in dollars per unit at time t (measured in weeks) is given by
?
.
?
How fast is the price of the commodity changing at 
?
?
A. Increasing at the rate of $13/wk. B. Increasing at the rate of $19/wk. C. Decreasing at the rate of $19/wk. D. Increasing at the rate of $6/wk. E. Decreasing at the rate of $13/wk.
Solve the problem.There are five brands of a product on the market, three of which have very loyal customers who never change brands. The transition matrix for the five brands is shown below (where the brands are labeled A, B, C, D, and E). About how many times, on average, will a person currently using brand C use brand D before trying one of the brands that have loyal followings? Round your answer to the nearest hundredth.ABCDE
A. 0.23 B. 1.20 C. 1.32 D. 0.30