Solve the problem.Coyotes are one of the few species of North American animals with an expanding range. The future population P of coyotes in a region of Mississippi can be modeled by the equation 
, where t is time in years. How long will it take for the population to reach 140? Round your answer to the nearest tenth, if necessary.
A. 8.2 years
B. 8.4 years
C. 8.3 years
D. 5517 years
Answer: A
Mathematics
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Remove or add parentheses as indicated.Place parentheses to make the equation 
true.
A. (a + b) ? a + b = a2 + 2ab + b2 B. a + b ? (a + b) = a2 + 2ab + b2 C. (a + b) ? (a + b) = a2 + 2ab + b2 D. None needed.
Mathematics
Round the number to the place indicated.Round to the nearest hundredth: 13.8488
A. 13.849 B. 13.85 C. 13.848 D. 13.86
Mathematics
Solve the problem.A rectangle that is x feet wide is inscribed in a circle of radius 14 feet. Express the area of the rectangle as a function of x.
A. A(x) = x
B. A(x) = x2
C. A(x) = x
D. A(x) = x(784 -x2)
Mathematics
Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics