Evaluate the expression or indicate that the root is not a real number.
A. 
B. 9
C. 6561
D. Not a real number
Answer: B
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Solve the problem.Find the linearization of f(x) = 7x at x = 0. Round coefficients to 2 decimal places.
A. y = 7x + 1 B. y = 1.95x C. y = 0.85x + 1 D. y = 1.95x + 1
Solve.The population of a town is increasing by 300 inhabitants each year. If the town's starting population was 27,957, what was the population after 10 years?
A. 30,657 inhabitants B. 558,870 inhabitants C. 279,435 inhabitants D. 30,957 inhabitants
Solve the problem.During July in Jacksonville, Florida, it is not uncommon to have afternoon thunderstorms. On average, 11.7 days have afternoon thunderstorms. What is the probability that a randomly selected day in July will not have a thunderstorm? Round to two decimal places, if necessary.
A. 0.61 B. 0.88 C. 0.62 D. 0.38
Find the vertex of the graph of the quadratic function.f(x) = -x2 + x + 5
A. (1, 5)
B. 
C. 
D. (-1, 3)