Solve the equation.
= 
+ 
A. 0
B. 
C. 
D. 
Answer: B
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Find the volume of the shaded solid. Round your answer to 2 decimal places if necessary. Use ? = 3.14 when necessary.
A. 864 m3 B. 678.24 m3 C. 185.76 m3 D. 648 m3
The graph of a certain function y = f(x) and the zero of that function is given. Using this graph, find a) the x-intercept of the graph of y = f(x) and b) the solution to the equation f(x) = 0.
A. a. -5 b. x = -5 B. a. -4 b. x = -4 C. a. 0 b. x = -4 D. a. -4 b. x = 0
Give an appropriate answer.Let
f(x) = 2 and
g(x) = 6. Find
.
A. 
B. - 
C. - 
D. 6
The DeWitt Company has found that the rate of change of its average cost of producing a product is 
, where x is the number of units and cost is in dollars. The average cost of producing 20 units is $40.00. Find the average cost of producing 140 units of the product. Round to the nearest dollar.
?
A. $46 B. $48 C. $51 D. $53 E. $58