Evaluate using a scientific or graphing calculator. Round the answer to three decimal places.4-2.2
A. 0.347
B. 23.426
C. -8.800
D. 0.047
Answer: D
Mathematics
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Solve the problem.Suppose c(x) = x3 - 18x2 + 30,000x is the cost of manufacturing x items. Find a production level that will minimize the average cost of making x items.
A. 9 items B. 8 items C. 11 items D. 10 items
Mathematics
Solve.A 7-ft. board is cut into 2 pieces so that one piece is 3 feet longer than 3 times the shorter piece. If the shorter piece is x feet long, find the lengths of both pieces.
A. shorter piece: 9 ft; longer piece: 24 ft B. shorter piece: 3.5 ft; longer piece: 21 ft C. shorter piece: 18 ft; longer piece: 21 ft D. shorter piece: 1 ft; longer piece: 6 ft
Mathematics
Complete.49 hg = 
kg
A. 490 B. 0.49 C. 4.9 D. 4900
Mathematics
Function f is 
.
?
Find 
.
?
A. 22 B. 20 C. 29 D. 32 E. 14
Mathematics