Solve the problem.Because of material shortages, it is increasingly expensive to produce 6.0L diesel engines. In fact, the profit in millions of dollars from producing x hundred thousand engines is approximated by 
where 
Find the point of diminishing returns.
A. (2.75, 106.26)
B. (3.67, 16.63)
C. (3.67, 62.26)
D. (3.67, 106.26)
Answer: D
Mathematics
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Solve the problem.In how many ways can 8 people be chosen and arranged in a straight line, if there are 11 people from whom to choose?
A. 88 B. 1980 C. 6,652,800 D. 990
Mathematics
5
- 2
A. 55
B. -35
C. 35
D. -55
Mathematics
Write the algebraic expression described. Simplify if possible.A 38-centimeter piece of rope is cut into two pieces. If one piece is z centimeters long, express the other length as an algebraic expression in z.
A. (38 - z) cm B. (z + 38) cm C. (38 - 2z) cm D. (z - 38) cm
Mathematics
Determine if the type of relation is linear, nonlinear, or none.
A. nonlinear B. none C. linear
Mathematics