Evaluate the algebraic expression 
when 
and 
.
A. 
B. 
C. 
D. 
E. 
Answer: D
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Solve the problem.A construction crane lifts a 100-lb bucket originally containing 135 lb of sand at a constant rate. The sand leaks out at a constant rate so that there is only 67.5 lb of sand left when the crane reaches a height of 60 feet. How much work is done by the crane?
A. 14,100 ft ? lb B. 12,075 ft ? lb C. 2625 ft ? lb D. 6075 ft ? lb
Solve the problem.The following table gives the amount (in millions of tons) of paper and paperboard waste generated in the United States for certain years.Year Waste 196029.9196538.0197044.2197543.0198054.7198561.5199073.3199377.8(a) Use the method of least squares to obtain the straight line that best fits these data. Let x = the number of years after 1960. Round answer to the nearest hundredth(b) If the trend determined by the straight line continues, then when will the amount of paper waste exceed 100 million tons?
What will be an ideal response?
Simplify the factorial expression.
A. 
B. 10
C. 10!
D. 1
Provide an appropriate response.Can the sum be simplified without first simplifying the individual radical expressions?
- 
A. Yes B. No