Solve the problem.You have 80 feet of fencing to enclose a rectangular region. What is the maximum area?
A. 400 ft2
B. 1600 ft2
C. 396 ft2
D. 6400 ft2
Answer: A
Mathematics
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Estimate the error that is made by approximating the sum of the given series by the sum of the first five terms.
A. 0.193 B. 0.0779 C. 0.0965 D. 0.1557
Mathematics
Compute.65 centimeters + 1 centimeter - 8.7 centimeters
A. 72.7 centimeters B. 66.3 centimeters C. 57.3 centimeters D. 55.3 centimeters
Mathematics
Use the given zero to find the remaining zeros of the function.f(x) = x4 - 21x2 - 100; zero: -2i
A. 2i, 10i, -10i B. 2i, 10, -10 C. 2i, 5, -5 D. 2i, 5i, -5i
Mathematics
Apply row operations to the augmented matrix to find the solution to the linear system.
A. x = -3, y = 1 B. x = 3, y = -1 C. x = -1, y = 3 D. x = 1, y = -3
Mathematics