Find the derivative of the function.
?

What will be an ideal response?
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Solve the problem.The graph below shows the number of tuberculosis deaths in the United States from 1989 to 1998. Estimate the average rate of change in tuberculosis deaths from 1993 to 1995.
A. About -80 deaths per year B. About -300 deaths per year C. About -150 deaths per year D. About -01 deaths per year
Solve.Mark the electrician charges for a house call, and then
per hour for labor. Sara the electrician charges
for a house call, and then
per hour for labor. Write a cost equation for each electrician, where y is the total cost of the electrical work and x is the number of hours of labor.
A. Mark: y = 25x + 115 Sara: y = 30x + 80 B. Mark: y = 115x + 25 Sara: y = 80x + 30 C. Mark: y = 80x + 30 Sara: y = 115x + 25 D. Mark: y = 30x + 80 Sara: y = 25x + 115
?The revenue R for a company selling x units is . Use differentials to approximate the change in revenue if sales increase from
to
style="vertical-align: middle;" data-wiris-created="true" /> units. ? A. ?48,000 dollars B. ?50,000 dollars C. ?45,000 dollars D. ?53,000 dollars E. ?60000 dollars
Factor the trinomial completely.4y2 - 4xy +x2
A. (x - 2y)(x + 2y) B. (x + 2y)2 C. (x - 2y)2 D. prime