Solve the problem.The volume of water added to a circular drum of radius r is given by Vw = 25t, where Vw is volume in cu ft and t is time in sec. Find the depth of water in a drum of radius 6 ft after adding water for 18 sec. (Round result to one decimal place.)
A. 2.0 ft
B. 4.0 ft
C. 12.6 ft
D. 8.0 ft
Answer: B
Mathematics
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Find the value.If F(x, y) = ln (x2 + y2), find Fx(1, 3) and Fy(1, 3).
A. Fx(1, 3) = 
, Fy(1, 3) = 
B. Fx(1, 3) = 
, Fy(1, 3) = 
C. Fx(1, 3) = 
, Fy(1, 3) = 
D. Fx(1, 3) = 
, Fy(1, 3) = 
Mathematics
Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.(3
- 2)(
+ 3)
A. 3
+ 7
- 6
B. 3
+ 9
- 6
C. 
+ 7
- 6
D. 3
+ 7
+ 6
Mathematics
Graph using the slope and y-intercept.3x + y = -4
A. 
B. 
C. 
D. 
Mathematics
Determine whether the pair of lines is parallel, perpendicular, or neither. 4x - 2y = 11 4x + 3y = 11
A. Parallel B. Perpendicular C. Neither
Mathematics