Answer the question.List all numbers that must be rejected as possible solutions.
+ 
= 
A. 0, 
, 
B. 0, 
, 
, 3
C. 
, 
D. 
, 
, -3
Answer: A
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Convert the length as indicated.6 yards to inches
A. 72 in. B. 216 in. C. 2 in. D. 18 in.
Two woodworkers, Tom and Carlos, bring in $100 for making a table and $70 for making a chair. On average, Tom must work 3 hours and Carlos 2 hours to make a chair. Tom must work 2 hours and Carlos 6 hours to make a table. If neither wishes to work more than 42 hours per week, find the maximum income.
Table Chair Time availableIncome ($) 100 70Tom's time (hr) 2 3 42Carlos's time (hr) 6 2 42 A. $1,440 B. $740 C. $1,040 D. $1,340 E. $1,140
Solve the problem.The rate of growth of the profit (in millions) from an invention is approximated by 
where x represents time measured in years. The total profit in year 1 that the invention is in operation is $35,000. Find the total profit function. Round to three decimal places where appropriate.
A. P(x) = -0.5e-x2 - 0.219 B. P(x) = -0.5e-x2 - 219,000 C. P(x) = -0.5e-x2 + 219,000 D. P(x) = -0.5e-x2 + 0.219
Find f'(x).f(x) = 3 ln x + ln x6 + 4ex
A. 
+ 
+ 4xex-1
B. 
+ 4xex-1
C. 
+ 4ex
D. 
+ 
+ 4ex