Solve the problem.A conical tank is resting on its apex. The height of the tank is 
, and the radius of its top is 
. The tank is full of gasoline weighing
How much work will it take to pump the gasoline to the top? Give your answer to the nearest ft ? lb.
A. 18,473 ft ? lb
B. 4,033,713 ft ? lb
C. 147,781 ft ? lb
D. 337,784 ft ? lb
Answer: C
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Graph the function.y = cos 
A. 
B. 
C. 
D. 
Find the domain and range of the relation.{(-11.54, -8.99), (-8.07,-6.13), (-3.52,-3.07), (5.97, -0.1), (12.13, 4.56)}
A. D = {-11.54, -8.07, -3.52, 5.97, 12.13}; R = {-8.99, -6.13, -3.07, -0.1, 4.56} B. D= {-8.99, -6.13, -0.1, 4.56}; R = {-11.54, -8.07, -3.52, 5.97} C. D = {-11.54, -8.07, 5.97, 12.13}; R= {-8.99, -6.13, -3.07, -0.1} D. D = {-8.99, -6.13, -3.07, -0.1, 4.56}; R = {-11.54, -8.07, -3.52, 5.97, 12.13}
Choose the graph that matches the equation. y = -2x + 3
A. 
B. 
C. 
D. 
Solve the system. If there is no solution or if the system's equations are dependent, so state.
A. {(2, -5, -26)} B. no solution or ? C. infinitely many solutions; dependent equations D. {(-5, 2, 9)}