A certain tree grows by 2/t + e(-t2/2) feet per year, where t is the time in years. Use Simpson's rule with whole year intervals to estimate the total growth during the stated time interval.From t = 1 to t = 4
A. 4.289 ft
B. 5.392 ft
C. 3.173 ft
D. 5.571 ft
Answer: C
Mathematics
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The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, ?).x2 + 4y2 = 4
A. 4 cos2 ? + sin2 ? = 4r B. cos2 ? + 4 sin2 ? = 4r C. r2(cos2 ? + 4 sin2 ?) = 4 D. r2(4 cos2 ? + sin2 ?) = 4
Mathematics
Determine if the given integer value for the variable is a solution to the equation.2(t - 5) = 20; 13
A. Yes B. No
Mathematics
Use transformations to graph the function and state the domain and range.y = 6
- 4
A. D = (-?, ?), R = (-?, 4]
B. D = (-?, ?), R = [0, ?)
C. D = (-?, ?), R = [0, ?)
D. D = (-?, ?), R = [- 4, ?)
Mathematics
Solve the problem.Let g(x) = x2 - 6x - 10. Find x such that (x, 6) is on the graph of f(x).
A. x = -8 or 2 B. no solution C. x = 8 D. x = -2 or 8
Mathematics