Solve the problem. Round your answer, if appropriate.The growth rate of a certain tree (in feet) is given by y = 
+ e-t2/2 ,where t is time in years. Estimate the total growth of the tree through the end of the second year by using the trapezoidal rule with n = 2.
A. 1.75 feet
B. 2.70 feet
C. 5.41 feet
D. 3.51 feet
Answer: D
Mathematics
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Determine whether the functions f and g are inverses of each other.f(x) = 2x + 3; g(x) = 
A. Yes B. No
Mathematics
Solve the system of equations by substitution. x + 9y = 97x - 3y = -3
A. (0, 0) B. (1, 1) C. (0, 1) D. (1, 0)
Mathematics
The graph of an exponential function is given. Match the graph to one of the following functions.
A. f(x) = - 5x B. f(x) = - 5-x C. f(x) = 5x D. f(x) = 5-x
Mathematics
Solve the inequality, then graph the solution.15 < 4x + 3 ? 31
A. (3, 7)
B. [3, 7)
C. (3, 7]
D. [3, 7]
Mathematics