Solve the problem.The rectangular swimming pool in the figure shown measures 20 feet by 50 feet and contains a path of uniform width around the four edges. The perimeter of the rectangle formed by the pool and the surrounding path is 164 feet. Determine the width of the path.
A. 3 ft
B. 6 ft
C. 23.5 ft
D. 9 ft
Answer: A
Mathematics
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Find the derivative of y with respect to the independent variable.y = (ln 8?)?
A. (8?)? ln ?
B. 
(ln 8?)?-1
C. 
(ln 8?)?-1
D. ?(ln 8?)?-1
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Divide.
A. 80x4 B. 9x4 C. 9x95 D. 9x14
Mathematics
Write the first six terms of the arithmetic sequence with the given properties. ? a = 8, 3rd term is 0 ?
A. 2, -2, 0, -10, -14, -18 B. 8, 12, 0, 20, 24, 28 C. 2, 6, 0, 14, 18, 22 D. 8, 4, 0, -4, -8, -12 E. none of the above
Mathematics
Perform row operations on the augmented matrix as far as necessary to determine whether the system is independent, dependent, or inconsistent. x - y + 4z = 152x + z = 4 x + 5y + z = 9
A. Inconsistent B. Dependent C. Independent
Mathematics